20974799664

素因数分解:

$2^4\times 3^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:997

約数の個数: 480

約数和(自身を含む): 76434482880

約数和(自身を除く): 55459683216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 49, 52, 54, 56, 63, 72, 78, 81, 84, 91, 98, 104, 108, 112, 117, 126, 144, 147, 156, 162, 168, 182, 189, 196, 208, 216, 234, 243, 252, 273, 294, 312, 324, 336, 351, 364, 378, 392, 432, 441, 468, 486, 504, 546, 567, 588, 624, 637, 648, 702, 728, 729, 756, 784, 819, 882, 936, 941, 972, 1008, 1053, 1092, 1134, 1176, 1274, 1296, 1323, 1404, 1456, 1458, 1512, 1638, 1701, 1764, 1872, 1882, 1911, 1944, 2106, 2184, 2187, 2268, 2352, 2457, 2548, 2646, 2808, 2823, 2916, 3024, 3159, 3276, 3402, 3528, 3764, 3822, 3888, 3969, 4212, 4368, 4374, 4536, 4914, 5096, 5103, 5292, 5616, 5646, 5733, 5832, 6318, 6552, 6587, 6804, 7056, 7371, 7528, 7644, 7938, 8424, 8469, 8748, 9072, 9477, 9828, 10192, 10206, 10584, 11292, 11466, 11664, 11907, 12233, 12636, 13104, 13174, 13608, 14742, 15056, 15288, 15309, 15876, 16848, 16938, 17199, 17496, 18954, 19656, 19761, 20412, 21168, 22113, 22584, 22932, 23814, 24466, 25272, 25407, 26348, 27216, 28431, 29484, 30576, 30618, 31752, 33876, 34398, 34992, 35721, 36699, 37908, 39312, 39522, 40824, 44226, 45168, 45864, 46109, 47628, 48932, 50544, 50814, 51597, 52696, 56862, 58968, 59283, 61236, 63504, 66339, 67752, 68796, 71442, 73398, 75816, 76221, 79044, 81648, 85631, 88452, 91728, 92218, 95256, 97864, 101628, 103194, 105392, 107163, 110097, 113724, 117936, 118566, 122472, 132678, 135504, 137592, 138327, 142884, 146796, 151632, 152442, 154791, 158088, 171262, 176904, 177849, 184436, 190512, 195728, 199017, 203256, 206388, 214326, 220194, 227448, 228663, 237132, 244944, 256893, 265356, 275184, 276654, 285768, 293592, 304884, 309582, 316176, 330291, 342524, 353808, 355698, 368872, 398034, 406512, 412776, 414981, 428652, 440388, 454896, 457326, 464373, 474264, 513786, 530712, 533547, 553308, 571536, 587184, 599417, 609768, 619164, 660582, 685048, 685989, 711396, 737744, 770679, 796068, 825552, 829962, 857304, 880776, 914652, 928746, 948528, 990873, 1027572, 1061424, 1067094, 1106616, 1198834, 1219536, 1238328, 1244943, 1321164, 1370096, 1371978, 1393119, 1422792, 1541358, 1592136, 1600641, 1659924, 1714608, 1761552, 1798251, 1829304, 1857492, 1981746, 2055144, 2057967, 2134188, 2213232, 2312037, 2397668, 2476656, 2489886, 2642328, 2743956, 2786238, 2845584, 2972619, 3082716, 3184272, 3201282, 3319848, 3596502, 3658608, 3714984, 3734829, 3963492, 4110288, 4115934, 4268376, 4624074, 4795336, 4801923, 4979772, 5284656, 5394753, 5487912, 5572476, 5945238, 6165432, 6402564, 6639696, 6936111, 7193004, 7429968, 7469658, 7926984, 8231868, 8536752, 8917857, 9248148, 9590672, 9603846, 9959544, 10789506, 10975824, 11144952, 11204487, 11890476, 12330864, 12805128, 13872222, 14386008, 14405769, 14939316, 15853968, 16184259, 16463736, 17835714, 18496296, 19207692, 19919088, 20808333, 21579012, 22289904, 22408974, 23780952, 25610256, 26753571, 27744444, 28772016, 28811538, 29878632, 32368518, 32927472, 33613461, 35671428, 36992592, 38415384, 41616666, 43158024, 44817948, 47561904, 48552777, 53507142, 55488888, 57623076, 59757264, 62424999, 64737036, 67226922, 71342856, 76830768, 83233332, 86316048, 89635896, 97105554, 100840383, 107014284, 110977776, 115246152, 124849998, 129474072, 134453844, 142685712, 145658331, 166466664, 179271792, 187274997, 194211108, 201680766, 214028568, 230492304, 249699996, 258948144, 268907688, 291316662, 332933328, 374549994, 388422216, 403361532, 428057136, 436974993, 499399992, 537815376, 582633324, 749099988, 776844432, 806723064, 873949986, 998799984, 1165266648, 1310924979, 1498199976, 1613446128, 1747899972, 2330533296, 2621849958, 2996399952, 3495799944, 5243699916, 6991599888, 10487399832, 20974799664]

約数ペア:

[(1, 20974799664), (2, 10487399832), (3, 6991599888), (4, 5243699916), (6, 3495799944), (7, 2996399952), (8, 2621849958), (9, 2330533296), (12, 1747899972), (13, 1613446128), (14, 1498199976), (16, 1310924979), (18, 1165266648), (21, 998799984), (24, 873949986), (26, 806723064), (27, 776844432), (28, 749099988), (36, 582633324), (39, 537815376), (42, 499399992), (48, 436974993), (49, 428057136), (52, 403361532), (54, 388422216), (56, 374549994), (63, 332933328), (72, 291316662), (78, 268907688), (81, 258948144), (84, 249699996), (91, 230492304), (98, 214028568), (104, 201680766), (108, 194211108), (112, 187274997), (117, 179271792), (126, 166466664), (144, 145658331), (147, 142685712), (156, 134453844), (162, 129474072), (168, 124849998), (182, 115246152), (189, 110977776), (196, 107014284), (208, 100840383), (216, 97105554), (234, 89635896), (243, 86316048), (252, 83233332), (273, 76830768), (294, 71342856), (312, 67226922), (324, 64737036), (336, 62424999), (351, 59757264), (364, 57623076), (378, 55488888), (392, 53507142), (432, 48552777), (441, 47561904), (468, 44817948), (486, 43158024), (504, 41616666), (546, 38415384), (567, 36992592), (588, 35671428), (624, 33613461), (637, 32927472), (648, 32368518), (702, 29878632), (728, 28811538), (729, 28772016), (756, 27744444), (784, 26753571), (819, 25610256), (882, 23780952), (936, 22408974), (941, 22289904), (972, 21579012), (1008, 20808333), (1053, 19919088), (1092, 19207692), (1134, 18496296), (1176, 17835714), (1274, 16463736), (1296, 16184259), (1323, 15853968), (1404, 14939316), (1456, 14405769), (1458, 14386008), (1512, 13872222), (1638, 12805128), (1701, 12330864), (1764, 11890476), (1872, 11204487), (1882, 11144952), (1911, 10975824), (1944, 10789506), (2106, 9959544), (2184, 9603846), (2187, 9590672), (2268, 9248148), (2352, 8917857), (2457, 8536752), (2548, 8231868), (2646, 7926984), (2808, 7469658), (2823, 7429968), (2916, 7193004), (3024, 6936111), (3159, 6639696), (3276, 6402564), (3402, 6165432), (3528, 5945238), (3764, 5572476), (3822, 5487912), (3888, 5394753), (3969, 5284656), (4212, 4979772), (4368, 4801923), (4374, 4795336), (4536, 4624074), (4914, 4268376), (5096, 4115934), (5103, 4110288), (5292, 3963492), (5616, 3734829), (5646, 3714984), (5733, 3658608), (5832, 3596502), (6318, 3319848), (6552, 3201282), (6587, 3184272), (6804, 3082716), (7056, 2972619), (7371, 2845584), (7528, 2786238), (7644, 2743956), (7938, 2642328), (8424, 2489886), (8469, 2476656), (8748, 2397668), (9072, 2312037), (9477, 2213232), (9828, 2134188), (10192, 2057967), (10206, 2055144), (10584, 1981746), (11292, 1857492), (11466, 1829304), (11664, 1798251), (11907, 1761552), (12233, 1714608), (12636, 1659924), (13104, 1600641), (13174, 1592136), (13608, 1541358), (14742, 1422792), (15056, 1393119), (15288, 1371978), (15309, 1370096), (15876, 1321164), (16848, 1244943), (16938, 1238328), (17199, 1219536), (17496, 1198834), (18954, 1106616), (19656, 1067094), (19761, 1061424), (20412, 1027572), (21168, 990873), (22113, 948528), (22584, 928746), (22932, 914652), (23814, 880776), (24466, 857304), (25272, 829962), (25407, 825552), (26348, 796068), (27216, 770679), (28431, 737744), (29484, 711396), (30576, 685989), (30618, 685048), (31752, 660582), (33876, 619164), (34398, 609768), (34992, 599417), (35721, 587184), (36699, 571536), (37908, 553308), (39312, 533547), (39522, 530712), (40824, 513786), (44226, 474264), (45168, 464373), (45864, 457326), (46109, 454896), (47628, 440388), (48932, 428652), (50544, 414981), (50814, 412776), (51597, 406512), (52696, 398034), (56862, 368872), (58968, 355698), (59283, 353808), (61236, 342524), (63504, 330291), (66339, 316176), (67752, 309582), (68796, 304884), (71442, 293592), (73398, 285768), (75816, 276654), (76221, 275184), (79044, 265356), (81648, 256893), (85631, 244944), (88452, 237132), (91728, 228663), (92218, 227448), (95256, 220194), (97864, 214326), (101628, 206388), (103194, 203256), (105392, 199017), (107163, 195728), (110097, 190512), (113724, 184436), (117936, 177849), (118566, 176904), (122472, 171262), (132678, 158088), (135504, 154791), (137592, 152442), (138327, 151632), (142884, 146796)]