123961380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8039}}^1$

素因数の和:8308

約数の個数: 48

約数和(自身を含む): 348485760

約数和(自身を除く): 224524380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 8039, 15420, 16078, 24117, 32156, 40195, 48234, 80390, 96468, 120585, 160780, 241170, 482340, 2066023, 4132046, 6198069, 8264092, 10330115, 12396138, 20660230, 24792276, 30990345, 41320460, 61980690, 123961380]

約数ペア:

[(1, 123961380), (2, 61980690), (3, 41320460), (4, 30990345), (5, 24792276), (6, 20660230), (10, 12396138), (12, 10330115), (15, 8264092), (20, 6198069), (30, 4132046), (60, 2066023), (257, 482340), (514, 241170), (771, 160780), (1028, 120585), (1285, 96468), (1542, 80390), (2570, 48234), (3084, 40195), (3855, 32156), (5140, 24117), (7710, 16078), (8039, 15420)]