221568240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{923201}}^1$

素因数の和:923217

約数の個数: 40

約数和(自身を含む): 686862288

約数和(自身を除く): 465294048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 923201, 1846402, 2769603, 3692804, 4616005, 5539206, 7385608, 9232010, 11078412, 13848015, 14771216, 18464020, 22156824, 27696030, 36928040, 44313648, 55392060, 73856080, 110784120, 221568240]

約数ペア:

[(1, 221568240), (2, 110784120), (3, 73856080), (4, 55392060), (5, 44313648), (6, 36928040), (8, 27696030), (10, 22156824), (12, 18464020), (15, 14771216), (16, 13848015), (20, 11078412), (24, 9232010), (30, 7385608), (40, 5539206), (48, 4616005), (60, 3692804), (80, 2769603), (120, 1846402), (240, 923201)]