639204384

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3851}}^1$

素因数の和:3903

約数の個数: 192

約数和(自身を含む): 2174376960

約数和(自身を除く): 1535172576

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 52, 56, 57, 76, 78, 84, 91, 96, 104, 112, 114, 133, 152, 156, 168, 182, 208, 224, 228, 247, 266, 273, 304, 312, 336, 364, 399, 416, 456, 494, 532, 546, 608, 624, 672, 728, 741, 798, 912, 988, 1064, 1092, 1248, 1456, 1482, 1596, 1729, 1824, 1976, 2128, 2184, 2912, 2964, 3192, 3458, 3851, 3952, 4256, 4368, 5187, 5928, 6384, 6916, 7702, 7904, 8736, 10374, 11553, 11856, 12768, 13832, 15404, 20748, 23106, 23712, 26957, 27664, 30808, 41496, 46212, 50063, 53914, 55328, 61616, 73169, 80871, 82992, 92424, 100126, 107828, 123232, 146338, 150189, 161742, 165984, 184848, 200252, 215656, 219507, 292676, 300378, 323484, 350441, 369696, 400504, 431312, 439014, 512183, 585352, 600756, 646968, 700882, 801008, 862624, 878028, 951197, 1024366, 1051323, 1170704, 1201512, 1293936, 1401764, 1536549, 1602016, 1756056, 1902394, 2048732, 2102646, 2341408, 2403024, 2587872, 2803528, 2853591, 3073098, 3512112, 3804788, 4097464, 4205292, 4806048, 5607056, 5707182, 6146196, 6658379, 7024224, 7609576, 8194928, 8410584, 11214112, 11414364, 12292392, 13316758, 15219152, 16389856, 16821168, 19975137, 22828728, 24584784, 26633516, 30438304, 33642336, 39950274, 45657456, 49169568, 53267032, 79900548, 91314912, 106534064, 159801096, 213068128, 319602192, 639204384]

約数ペア:

[(1, 639204384), (2, 319602192), (3, 213068128), (4, 159801096), (6, 106534064), (7, 91314912), (8, 79900548), (12, 53267032), (13, 49169568), (14, 45657456), (16, 39950274), (19, 33642336), (21, 30438304), (24, 26633516), (26, 24584784), (28, 22828728), (32, 19975137), (38, 16821168), (39, 16389856), (42, 15219152), (48, 13316758), (52, 12292392), (56, 11414364), (57, 11214112), (76, 8410584), (78, 8194928), (84, 7609576), (91, 7024224), (96, 6658379), (104, 6146196), (112, 5707182), (114, 5607056), (133, 4806048), (152, 4205292), (156, 4097464), (168, 3804788), (182, 3512112), (208, 3073098), (224, 2853591), (228, 2803528), (247, 2587872), (266, 2403024), (273, 2341408), (304, 2102646), (312, 2048732), (336, 1902394), (364, 1756056), (399, 1602016), (416, 1536549), (456, 1401764), (494, 1293936), (532, 1201512), (546, 1170704), (608, 1051323), (624, 1024366), (672, 951197), (728, 878028), (741, 862624), (798, 801008), (912, 700882), (988, 646968), (1064, 600756), (1092, 585352), (1248, 512183), (1456, 439014), (1482, 431312), (1596, 400504), (1729, 369696), (1824, 350441), (1976, 323484), (2128, 300378), (2184, 292676), (2912, 219507), (2964, 215656), (3192, 200252), (3458, 184848), (3851, 165984), (3952, 161742), (4256, 150189), (4368, 146338), (5187, 123232), (5928, 107828), (6384, 100126), (6916, 92424), (7702, 82992), (7904, 80871), (8736, 73169), (10374, 61616), (11553, 55328), (11856, 53914), (12768, 50063), (13832, 46212), (15404, 41496), (20748, 30808), (23106, 27664), (23712, 26957)]