84216440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 242956800

約数和(自身を除く): 158740360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 370, 385, 407, 440, 518, 616, 739, 740, 770, 814, 1036, 1295, 1478, 1480, 1540, 1628, 2035, 2072, 2590, 2849, 2956, 3080, 3256, 3695, 4070, 5173, 5180, 5698, 5912, 7390, 8129, 8140, 10346, 10360, 11396, 14245, 14780, 16258, 16280, 20692, 22792, 25865, 27343, 28490, 29560, 32516, 40645, 41384, 51730, 54686, 56903, 56980, 65032, 81290, 103460, 109372, 113806, 113960, 136715, 162580, 191401, 206920, 218744, 227612, 273430, 284515, 300773, 325160, 382802, 455224, 546860, 569030, 601546, 765604, 957005, 1093720, 1138060, 1203092, 1503865, 1531208, 1914010, 2105411, 2276120, 2406184, 3007730, 3828020, 4210822, 6015460, 7656040, 8421644, 10527055, 12030920, 16843288, 21054110, 42108220, 84216440]

約数ペア:

[(1, 84216440), (2, 42108220), (4, 21054110), (5, 16843288), (7, 12030920), (8, 10527055), (10, 8421644), (11, 7656040), (14, 6015460), (20, 4210822), (22, 3828020), (28, 3007730), (35, 2406184), (37, 2276120), (40, 2105411), (44, 1914010), (55, 1531208), (56, 1503865), (70, 1203092), (74, 1138060), (77, 1093720), (88, 957005), (110, 765604), (140, 601546), (148, 569030), (154, 546860), (185, 455224), (220, 382802), (259, 325160), (280, 300773), (296, 284515), (308, 273430), (370, 227612), (385, 218744), (407, 206920), (440, 191401), (518, 162580), (616, 136715), (739, 113960), (740, 113806), (770, 109372), (814, 103460), (1036, 81290), (1295, 65032), (1478, 56980), (1480, 56903), (1540, 54686), (1628, 51730), (2035, 41384), (2072, 40645), (2590, 32516), (2849, 29560), (2956, 28490), (3080, 27343), (3256, 25865), (3695, 22792), (4070, 20692), (5173, 16280), (5180, 16258), (5698, 14780), (5912, 14245), (7390, 11396), (8129, 10360), (8140, 10346)]