1247627680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4723}}^1$

素因数の和:4878

約数の個数: 96

約数和(自身を含む): 3199924224

約数和(自身を除く): 1952296544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 127, 130, 160, 208, 254, 260, 416, 508, 520, 635, 1016, 1040, 1270, 1651, 2032, 2080, 2540, 3302, 4064, 4723, 5080, 6604, 8255, 9446, 10160, 13208, 16510, 18892, 20320, 23615, 26416, 33020, 37784, 47230, 52832, 61399, 66040, 75568, 94460, 122798, 132080, 151136, 188920, 245596, 264160, 306995, 377840, 491192, 599821, 613990, 755680, 982384, 1199642, 1227980, 1964768, 2399284, 2455960, 2999105, 4798568, 4911920, 5998210, 7797673, 9597136, 9823840, 11996420, 15595346, 19194272, 23992840, 31190692, 38988365, 47985680, 62381384, 77976730, 95971360, 124762768, 155953460, 249525536, 311906920, 623813840, 1247627680]

約数ペア:

[(1, 1247627680), (2, 623813840), (4, 311906920), (5, 249525536), (8, 155953460), (10, 124762768), (13, 95971360), (16, 77976730), (20, 62381384), (26, 47985680), (32, 38988365), (40, 31190692), (52, 23992840), (65, 19194272), (80, 15595346), (104, 11996420), (127, 9823840), (130, 9597136), (160, 7797673), (208, 5998210), (254, 4911920), (260, 4798568), (416, 2999105), (508, 2455960), (520, 2399284), (635, 1964768), (1016, 1227980), (1040, 1199642), (1270, 982384), (1651, 755680), (2032, 613990), (2080, 599821), (2540, 491192), (3302, 377840), (4064, 306995), (4723, 264160), (5080, 245596), (6604, 188920), (8255, 151136), (9446, 132080), (10160, 122798), (13208, 94460), (16510, 75568), (18892, 66040), (20320, 61399), (23615, 52832), (26416, 47230), (33020, 37784)]