61638240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{128413}}^1$

素因数の和:128431

約数の個数: 48

約数和(自身を含む): 194161968

約数和(自身を除く): 132523728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 128413, 256826, 385239, 513652, 642065, 770478, 1027304, 1284130, 1540956, 1926195, 2054608, 2568260, 3081912, 3852390, 4109216, 5136520, 6163824, 7704780, 10273040, 12327648, 15409560, 20546080, 30819120, 61638240]

約数ペア:

[(1, 61638240), (2, 30819120), (3, 20546080), (4, 15409560), (5, 12327648), (6, 10273040), (8, 7704780), (10, 6163824), (12, 5136520), (15, 4109216), (16, 3852390), (20, 3081912), (24, 2568260), (30, 2054608), (32, 1926195), (40, 1540956), (48, 1284130), (60, 1027304), (80, 770478), (96, 642065), (120, 513652), (160, 385239), (240, 256826), (480, 128413)]