20217018528

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6343}}^1$

素因数の和:6417

約数の個数: 384

約数和(自身を含む): 73667543040

約数和(自身を除く): 53450524512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 31, 32, 34, 36, 42, 48, 51, 54, 56, 62, 63, 68, 72, 84, 93, 96, 102, 108, 112, 119, 124, 126, 136, 144, 153, 168, 186, 189, 204, 216, 217, 224, 238, 248, 252, 272, 279, 288, 306, 336, 357, 372, 378, 408, 432, 434, 459, 476, 496, 504, 527, 544, 558, 612, 651, 672, 714, 744, 756, 816, 837, 864, 868, 918, 952, 992, 1008, 1054, 1071, 1116, 1224, 1302, 1428, 1488, 1512, 1581, 1632, 1674, 1736, 1836, 1904, 1953, 2016, 2108, 2142, 2232, 2448, 2604, 2856, 2976, 3024, 3162, 3213, 3348, 3472, 3672, 3689, 3808, 3906, 4216, 4284, 4464, 4743, 4896, 5208, 5712, 5859, 6048, 6324, 6343, 6426, 6696, 6944, 7344, 7378, 7812, 8432, 8568, 8928, 9486, 10416, 11067, 11424, 11718, 12648, 12686, 12852, 13392, 14229, 14688, 14756, 15624, 16864, 17136, 18972, 19029, 20832, 22134, 23436, 25296, 25372, 25704, 26784, 28458, 29512, 31248, 33201, 34272, 37944, 38058, 44268, 44401, 46872, 50592, 50744, 51408, 56916, 57087, 59024, 62496, 66402, 75888, 76116, 88536, 88802, 93744, 99603, 101488, 102816, 107831, 113832, 114174, 118048, 132804, 133203, 151776, 152232, 171261, 177072, 177604, 187488, 196633, 199206, 202976, 215662, 227664, 228348, 265608, 266406, 304464, 323493, 342522, 354144, 355208, 393266, 398412, 399609, 431324, 455328, 456696, 531216, 532812, 589899, 608928, 646986, 685044, 710416, 754817, 786532, 796824, 799218, 862648, 913392, 970479, 1062432, 1065624, 1179798, 1198827, 1293972, 1370088, 1376431, 1420832, 1509634, 1573064, 1593648, 1598436, 1725296, 1769697, 1826784, 1940958, 2131248, 2264451, 2359596, 2397654, 2587944, 2740176, 2752862, 2911437, 3019268, 3146128, 3187296, 3196872, 3342761, 3450592, 3539394, 3881916, 4129293, 4262496, 4528902, 4719192, 4795308, 5175888, 5309091, 5480352, 5505724, 5822874, 6038536, 6292256, 6393744, 6685522, 6793353, 7078788, 7763832, 8258586, 9057804, 9438384, 9590616, 10028283, 10351776, 10618182, 11011448, 11645748, 12077072, 12387879, 12787488, 13371044, 13586706, 14157576, 15527664, 16517172, 18115608, 18876768, 19181232, 20056566, 20380059, 21236364, 22022896, 23291496, 23399327, 24154144, 24775758, 26742088, 27173412, 28315152, 30084849, 31055328, 33034344, 36231216, 37163637, 38362464, 40113132, 40760118, 42472728, 44045792, 46582992, 46798654, 49551516, 53484176, 54346824, 56630304, 60169698, 66068688, 70197981, 72462432, 74327274, 80226264, 81520236, 84945456, 90254547, 93165984, 93597308, 99103032, 106968352, 108693648, 120339396, 132137376, 140395962, 148654548, 160452528, 163040472, 169890912, 180509094, 187194616, 198206064, 210593943, 217387296, 240678792, 280791924, 297309096, 320905056, 326080944, 361018188, 374389232, 396412128, 421187886, 481357584, 561583848, 594618192, 631781829, 652161888, 722036376, 748778464, 842375772, 962715168, 1123167696, 1189236384, 1263563658, 1444072752, 1684751544, 2246335392, 2527127316, 2888145504, 3369503088, 5054254632, 6739006176, 10108509264, 20217018528]

約数ペア:

[(1, 20217018528), (2, 10108509264), (3, 6739006176), (4, 5054254632), (6, 3369503088), (7, 2888145504), (8, 2527127316), (9, 2246335392), (12, 1684751544), (14, 1444072752), (16, 1263563658), (17, 1189236384), (18, 1123167696), (21, 962715168), (24, 842375772), (27, 748778464), (28, 722036376), (31, 652161888), (32, 631781829), (34, 594618192), (36, 561583848), (42, 481357584), (48, 421187886), (51, 396412128), (54, 374389232), (56, 361018188), (62, 326080944), (63, 320905056), (68, 297309096), (72, 280791924), (84, 240678792), (93, 217387296), (96, 210593943), (102, 198206064), (108, 187194616), (112, 180509094), (119, 169890912), (124, 163040472), (126, 160452528), (136, 148654548), (144, 140395962), (153, 132137376), (168, 120339396), (186, 108693648), (189, 106968352), (204, 99103032), (216, 93597308), (217, 93165984), (224, 90254547), (238, 84945456), (248, 81520236), (252, 80226264), (272, 74327274), (279, 72462432), (288, 70197981), (306, 66068688), (336, 60169698), (357, 56630304), (372, 54346824), (378, 53484176), (408, 49551516), (432, 46798654), (434, 46582992), (459, 44045792), (476, 42472728), (496, 40760118), (504, 40113132), (527, 38362464), (544, 37163637), (558, 36231216), (612, 33034344), (651, 31055328), (672, 30084849), (714, 28315152), (744, 27173412), (756, 26742088), (816, 24775758), (837, 24154144), (864, 23399327), (868, 23291496), (918, 22022896), (952, 21236364), (992, 20380059), (1008, 20056566), (1054, 19181232), (1071, 18876768), (1116, 18115608), (1224, 16517172), (1302, 15527664), (1428, 14157576), (1488, 13586706), (1512, 13371044), (1581, 12787488), (1632, 12387879), (1674, 12077072), (1736, 11645748), (1836, 11011448), (1904, 10618182), (1953, 10351776), (2016, 10028283), (2108, 9590616), (2142, 9438384), (2232, 9057804), (2448, 8258586), (2604, 7763832), (2856, 7078788), (2976, 6793353), (3024, 6685522), (3162, 6393744), (3213, 6292256), (3348, 6038536), (3472, 5822874), (3672, 5505724), (3689, 5480352), (3808, 5309091), (3906, 5175888), (4216, 4795308), (4284, 4719192), (4464, 4528902), (4743, 4262496), (4896, 4129293), (5208, 3881916), (5712, 3539394), (5859, 3450592), (6048, 3342761), (6324, 3196872), (6343, 3187296), (6426, 3146128), (6696, 3019268), (6944, 2911437), (7344, 2752862), (7378, 2740176), (7812, 2587944), (8432, 2397654), (8568, 2359596), (8928, 2264451), (9486, 2131248), (10416, 1940958), (11067, 1826784), (11424, 1769697), (11718, 1725296), (12648, 1598436), (12686, 1593648), (12852, 1573064), (13392, 1509634), (14229, 1420832), (14688, 1376431), (14756, 1370088), (15624, 1293972), (16864, 1198827), (17136, 1179798), (18972, 1065624), (19029, 1062432), (20832, 970479), (22134, 913392), (23436, 862648), (25296, 799218), (25372, 796824), (25704, 786532), (26784, 754817), (28458, 710416), (29512, 685044), (31248, 646986), (33201, 608928), (34272, 589899), (37944, 532812), (38058, 531216), (44268, 456696), (44401, 455328), (46872, 431324), (50592, 399609), (50744, 398412), (51408, 393266), (56916, 355208), (57087, 354144), (59024, 342522), (62496, 323493), (66402, 304464), (75888, 266406), (76116, 265608), (88536, 228348), (88802, 227664), (93744, 215662), (99603, 202976), (101488, 199206), (102816, 196633), (107831, 187488), (113832, 177604), (114174, 177072), (118048, 171261), (132804, 152232), (133203, 151776)]