638872416

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1$

素因数の和:1338

約数の個数: 288

約数和(自身を含む): 2355575040

約数和(自身を除く): 1716702624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 28, 32, 36, 38, 39, 42, 48, 52, 56, 57, 63, 72, 76, 78, 84, 91, 96, 104, 112, 114, 117, 126, 133, 144, 152, 156, 168, 171, 182, 208, 224, 228, 234, 247, 252, 266, 273, 288, 304, 312, 336, 342, 364, 399, 416, 456, 468, 494, 504, 532, 546, 608, 624, 672, 684, 728, 741, 798, 819, 912, 936, 988, 1008, 1064, 1092, 1197, 1248, 1283, 1368, 1456, 1482, 1596, 1638, 1729, 1824, 1872, 1976, 2016, 2128, 2184, 2223, 2394, 2566, 2736, 2912, 2964, 3192, 3276, 3458, 3744, 3849, 3952, 4256, 4368, 4446, 4788, 5132, 5187, 5472, 5928, 6384, 6552, 6916, 7698, 7904, 8736, 8892, 8981, 9576, 10264, 10374, 11547, 11856, 12768, 13104, 13832, 15396, 15561, 16679, 17784, 17962, 19152, 20528, 20748, 23094, 23712, 24377, 26208, 26943, 27664, 30792, 31122, 33358, 35568, 35924, 38304, 41056, 41496, 46188, 48754, 50037, 53886, 55328, 61584, 62244, 66716, 71136, 71848, 73131, 80829, 82992, 92376, 97508, 100074, 107772, 116753, 123168, 124488, 133432, 143696, 146262, 150111, 161658, 165984, 170639, 184752, 195016, 200148, 215544, 219393, 233506, 248976, 266864, 287392, 292524, 300222, 316901, 323316, 341278, 350259, 369504, 390032, 400296, 431088, 438786, 467012, 497952, 511917, 533728, 585048, 600444, 633802, 646632, 682556, 700518, 780064, 800592, 862176, 877572, 934024, 950703, 1023834, 1050777, 1170096, 1200888, 1267604, 1293264, 1365112, 1401036, 1535751, 1601184, 1755144, 1868048, 1901406, 2047668, 2101554, 2218307, 2340192, 2401776, 2535208, 2586528, 2730224, 2802072, 2852109, 3071502, 3510288, 3736096, 3802812, 4095336, 4203108, 4436614, 4803552, 5070416, 5460448, 5604144, 5704218, 6143004, 6654921, 7020576, 7605624, 8190672, 8406216, 8873228, 10140832, 11208288, 11408436, 12286008, 13309842, 15211248, 16381344, 16812432, 17746456, 19964763, 22816872, 24572016, 26619684, 30422496, 33624864, 35492912, 39929526, 45633744, 49144032, 53239368, 70985824, 79859052, 91267488, 106478736, 159718104, 212957472, 319436208, 638872416]

約数ペア:

[(1, 638872416), (2, 319436208), (3, 212957472), (4, 159718104), (6, 106478736), (7, 91267488), (8, 79859052), (9, 70985824), (12, 53239368), (13, 49144032), (14, 45633744), (16, 39929526), (18, 35492912), (19, 33624864), (21, 30422496), (24, 26619684), (26, 24572016), (28, 22816872), (32, 19964763), (36, 17746456), (38, 16812432), (39, 16381344), (42, 15211248), (48, 13309842), (52, 12286008), (56, 11408436), (57, 11208288), (63, 10140832), (72, 8873228), (76, 8406216), (78, 8190672), (84, 7605624), (91, 7020576), (96, 6654921), (104, 6143004), (112, 5704218), (114, 5604144), (117, 5460448), (126, 5070416), (133, 4803552), (144, 4436614), (152, 4203108), (156, 4095336), (168, 3802812), (171, 3736096), (182, 3510288), (208, 3071502), (224, 2852109), (228, 2802072), (234, 2730224), (247, 2586528), (252, 2535208), (266, 2401776), (273, 2340192), (288, 2218307), (304, 2101554), (312, 2047668), (336, 1901406), (342, 1868048), (364, 1755144), (399, 1601184), (416, 1535751), (456, 1401036), (468, 1365112), (494, 1293264), (504, 1267604), (532, 1200888), (546, 1170096), (608, 1050777), (624, 1023834), (672, 950703), (684, 934024), (728, 877572), (741, 862176), (798, 800592), (819, 780064), (912, 700518), (936, 682556), (988, 646632), (1008, 633802), (1064, 600444), (1092, 585048), (1197, 533728), (1248, 511917), (1283, 497952), (1368, 467012), (1456, 438786), (1482, 431088), (1596, 400296), (1638, 390032), (1729, 369504), (1824, 350259), (1872, 341278), (1976, 323316), (2016, 316901), (2128, 300222), (2184, 292524), (2223, 287392), (2394, 266864), (2566, 248976), (2736, 233506), (2912, 219393), (2964, 215544), (3192, 200148), (3276, 195016), (3458, 184752), (3744, 170639), (3849, 165984), (3952, 161658), (4256, 150111), (4368, 146262), (4446, 143696), (4788, 133432), (5132, 124488), (5187, 123168), (5472, 116753), (5928, 107772), (6384, 100074), (6552, 97508), (6916, 92376), (7698, 82992), (7904, 80829), (8736, 73131), (8892, 71848), (8981, 71136), (9576, 66716), (10264, 62244), (10374, 61584), (11547, 55328), (11856, 53886), (12768, 50037), (13104, 48754), (13832, 46188), (15396, 41496), (15561, 41056), (16679, 38304), (17784, 35924), (17962, 35568), (19152, 33358), (20528, 31122), (20748, 30792), (23094, 27664), (23712, 26943), (24377, 26208)]