123760920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4013}}^1$

素因数の和:4284

約数の個数: 64

約数和(自身を含む): 372820320

約数和(自身を除く): 249059400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 4013, 5140, 6168, 7710, 8026, 10280, 12039, 15420, 16052, 20065, 24078, 30840, 32104, 40130, 48156, 60195, 80260, 96312, 120390, 160520, 240780, 481560, 1031341, 2062682, 3094023, 4125364, 5156705, 6188046, 8250728, 10313410, 12376092, 15470115, 20626820, 24752184, 30940230, 41253640, 61880460, 123760920]

約数ペア:

[(1, 123760920), (2, 61880460), (3, 41253640), (4, 30940230), (5, 24752184), (6, 20626820), (8, 15470115), (10, 12376092), (12, 10313410), (15, 8250728), (20, 6188046), (24, 5156705), (30, 4125364), (40, 3094023), (60, 2062682), (120, 1031341), (257, 481560), (514, 240780), (771, 160520), (1028, 120390), (1285, 96312), (1542, 80260), (2056, 60195), (2570, 48156), (3084, 40130), (3855, 32104), (4013, 30840), (5140, 24078), (6168, 20065), (7710, 16052), (8026, 15420), (10280, 12039)]