121516480

素因数分解:

$2^6\times 5^1\times {\mathrm{499}}^1\times {\mathrm{761}}^1$

素因数の和:1277

約数の個数: 56

約数和(自身を含む): 290322000

約数和(自身を除く): 168805520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 499, 761, 998, 1522, 1996, 2495, 3044, 3805, 3992, 4990, 6088, 7610, 7984, 9980, 12176, 15220, 15968, 19960, 24352, 30440, 31936, 39920, 48704, 60880, 79840, 121760, 159680, 243520, 379739, 759478, 1518956, 1898695, 3037912, 3797390, 6075824, 7594780, 12151648, 15189560, 24303296, 30379120, 60758240, 121516480]

約数ペア:

[(1, 121516480), (2, 60758240), (4, 30379120), (5, 24303296), (8, 15189560), (10, 12151648), (16, 7594780), (20, 6075824), (32, 3797390), (40, 3037912), (64, 1898695), (80, 1518956), (160, 759478), (320, 379739), (499, 243520), (761, 159680), (998, 121760), (1522, 79840), (1996, 60880), (2495, 48704), (3044, 39920), (3805, 31936), (3992, 30440), (4990, 24352), (6088, 19960), (7610, 15968), (7984, 15220), (9980, 12176)]