156747937040

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1607}}^1\times {\mathrm{4339}}^1$

素因数の和:6240

約数の個数: 80

約数和(自身を含む): 366047821440

約数和(自身を除く): 209299884400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 1124, 1405, 1607, 2248, 2810, 3214, 4339, 4496, 5620, 6428, 8035, 8678, 11240, 12856, 16070, 17356, 21695, 22480, 25712, 32140, 34712, 43390, 64280, 69424, 86780, 128560, 173560, 347120, 451567, 903134, 1219259, 1806268, 2257835, 2438518, 3612536, 4515670, 4877036, 6096295, 6972773, 7225072, 9031340, 9754072, 12192590, 13945546, 18062680, 19508144, 24385180, 27891092, 34863865, 36125360, 48770360, 55782184, 69727730, 97540720, 111564368, 139455460, 278910920, 557821840, 1959349213, 3918698426, 7837396852, 9796746065, 15674793704, 19593492130, 31349587408, 39186984260, 78373968520, 156747937040]

約数ペア:

[(1, 156747937040), (2, 78373968520), (4, 39186984260), (5, 31349587408), (8, 19593492130), (10, 15674793704), (16, 9796746065), (20, 7837396852), (40, 3918698426), (80, 1959349213), (281, 557821840), (562, 278910920), (1124, 139455460), (1405, 111564368), (1607, 97540720), (2248, 69727730), (2810, 55782184), (3214, 48770360), (4339, 36125360), (4496, 34863865), (5620, 27891092), (6428, 24385180), (8035, 19508144), (8678, 18062680), (11240, 13945546), (12856, 12192590), (16070, 9754072), (17356, 9031340), (21695, 7225072), (22480, 6972773), (25712, 6096295), (32140, 4877036), (34712, 4515670), (43390, 3612536), (64280, 2438518), (69424, 2257835), (86780, 1806268), (128560, 1219259), (173560, 903134), (347120, 451567)]