253973360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1663}}^1$

素因数の和:1782

約数の個数: 80

約数和(自身を含む): 623960064

約数和(自身を除く): 369986704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 166, 184, 230, 332, 368, 415, 460, 664, 830, 920, 1328, 1660, 1663, 1840, 1909, 3320, 3326, 3818, 6640, 6652, 7636, 8315, 9545, 13304, 15272, 16630, 19090, 26608, 30544, 33260, 38180, 38249, 66520, 76360, 76498, 133040, 138029, 152720, 152996, 191245, 276058, 305992, 382490, 552116, 611984, 690145, 764980, 1104232, 1380290, 1529960, 2208464, 2760580, 3059920, 3174667, 5521160, 6349334, 11042320, 12698668, 15873335, 25397336, 31746670, 50794672, 63493340, 126986680, 253973360]

約数ペア:

[(1, 253973360), (2, 126986680), (4, 63493340), (5, 50794672), (8, 31746670), (10, 25397336), (16, 15873335), (20, 12698668), (23, 11042320), (40, 6349334), (46, 5521160), (80, 3174667), (83, 3059920), (92, 2760580), (115, 2208464), (166, 1529960), (184, 1380290), (230, 1104232), (332, 764980), (368, 690145), (415, 611984), (460, 552116), (664, 382490), (830, 305992), (920, 276058), (1328, 191245), (1660, 152996), (1663, 152720), (1840, 138029), (1909, 133040), (3320, 76498), (3326, 76360), (3818, 66520), (6640, 38249), (6652, 38180), (7636, 33260), (8315, 30544), (9545, 26608), (13304, 19090), (15272, 16630)]