72515760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{467}}^1\times {\mathrm{647}}^1$

素因数の和:1130

約数の個数: 80

約数和(自身を含む): 225628416

約数和(自身を除く): 153112656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 467, 647, 934, 1294, 1401, 1868, 1941, 2335, 2588, 2802, 3235, 3736, 3882, 4670, 5176, 5604, 6470, 7005, 7472, 7764, 9340, 9705, 10352, 11208, 12940, 14010, 15528, 18680, 19410, 22416, 25880, 28020, 31056, 37360, 38820, 51760, 56040, 77640, 112080, 155280, 302149, 604298, 906447, 1208596, 1510745, 1812894, 2417192, 3021490, 3625788, 4532235, 4834384, 6042980, 7251576, 9064470, 12085960, 14503152, 18128940, 24171920, 36257880, 72515760]

約数ペア:

[(1, 72515760), (2, 36257880), (3, 24171920), (4, 18128940), (5, 14503152), (6, 12085960), (8, 9064470), (10, 7251576), (12, 6042980), (15, 4834384), (16, 4532235), (20, 3625788), (24, 3021490), (30, 2417192), (40, 1812894), (48, 1510745), (60, 1208596), (80, 906447), (120, 604298), (240, 302149), (467, 155280), (647, 112080), (934, 77640), (1294, 56040), (1401, 51760), (1868, 38820), (1941, 37360), (2335, 31056), (2588, 28020), (2802, 25880), (3235, 22416), (3736, 19410), (3882, 18680), (4670, 15528), (5176, 14010), (5604, 12940), (6470, 11208), (7005, 10352), (7472, 9705), (7764, 9340)]