123998520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44927}}^1$

素因数の和:44964

約数の個数: 64

約数和(自身を含む): 388177920

約数和(自身を除く): 264179400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 44927, 89854, 134781, 179708, 224635, 269562, 359416, 449270, 539124, 673905, 898540, 1033321, 1078248, 1347810, 1797080, 2066642, 2695620, 3099963, 4133284, 5166605, 5391240, 6199926, 8266568, 10333210, 12399852, 15499815, 20666420, 24799704, 30999630, 41332840, 61999260, 123998520]

約数ペア:

[(1, 123998520), (2, 61999260), (3, 41332840), (4, 30999630), (5, 24799704), (6, 20666420), (8, 15499815), (10, 12399852), (12, 10333210), (15, 8266568), (20, 6199926), (23, 5391240), (24, 5166605), (30, 4133284), (40, 3099963), (46, 2695620), (60, 2066642), (69, 1797080), (92, 1347810), (115, 1078248), (120, 1033321), (138, 898540), (184, 673905), (230, 539124), (276, 449270), (345, 359416), (460, 269562), (552, 224635), (690, 179708), (920, 134781), (1380, 89854), (2760, 44927)]