123277240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2851}}^1$

素因数の和:2932

約数の個数: 64

約数和(自身を含む): 295695360

約数和(自身を除く): 172418120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 376, 460, 470, 920, 940, 1081, 1880, 2162, 2851, 4324, 5405, 5702, 8648, 10810, 11404, 14255, 21620, 22808, 28510, 43240, 57020, 65573, 114040, 131146, 133997, 262292, 267994, 327865, 524584, 535988, 655730, 669985, 1071976, 1311460, 1339970, 2622920, 2679940, 3081931, 5359880, 6163862, 12327724, 15409655, 24655448, 30819310, 61638620, 123277240]

約数ペア:

[(1, 123277240), (2, 61638620), (4, 30819310), (5, 24655448), (8, 15409655), (10, 12327724), (20, 6163862), (23, 5359880), (40, 3081931), (46, 2679940), (47, 2622920), (92, 1339970), (94, 1311460), (115, 1071976), (184, 669985), (188, 655730), (230, 535988), (235, 524584), (376, 327865), (460, 267994), (470, 262292), (920, 133997), (940, 131146), (1081, 114040), (1880, 65573), (2162, 57020), (2851, 43240), (4324, 28510), (5405, 22808), (5702, 21620), (8648, 14255), (10810, 11404)]