61805280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{128761}}^1$

素因数の和:128779

約数の個数: 48

約数和(自身を含む): 194688144

約数和(自身を除く): 132882864

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, 128761, 257522, 386283, 515044, 643805, 772566, 1030088, 1287610, 1545132, 1931415, 2060176, 2575220, 3090264, 3862830, 4120352, 5150440, 6180528, 7725660, 10300880, 12361056, 15451320, 20601760, 30902640, 61805280]

約数ペア:

[(1, 61805280), (2, 30902640), (3, 20601760), (4, 15451320), (5, 12361056), (6, 10300880), (8, 7725660), (10, 6180528), (12, 5150440), (15, 4120352), (16, 3862830), (20, 3090264), (24, 2575220), (30, 2060176), (32, 1931415), (40, 1545132), (48, 1287610), (60, 1030088), (80, 772566), (96, 643805), (120, 515044), (160, 386283), (240, 257522), (480, 128761)]