66620640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{138793}}^1$

素因数の和:138811

約数の個数: 48

約数和(自身を含む): 209856528

約数和(自身を除く): 143235888

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, 138793, 277586, 416379, 555172, 693965, 832758, 1110344, 1387930, 1665516, 2081895, 2220688, 2775860, 3331032, 4163790, 4441376, 5551720, 6662064, 8327580, 11103440, 13324128, 16655160, 22206880, 33310320, 66620640]

約数ペア:

[(1, 66620640), (2, 33310320), (3, 22206880), (4, 16655160), (5, 13324128), (6, 11103440), (8, 8327580), (10, 6662064), (12, 5551720), (15, 4441376), (16, 4163790), (20, 3331032), (24, 2775860), (30, 2220688), (32, 2081895), (40, 1665516), (48, 1387930), (60, 1110344), (80, 832758), (96, 693965), (120, 555172), (160, 416379), (240, 277586), (480, 138793)]