260996880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1087487}}^1$

素因数の和:1087503

約数の個数: 40

約数和(自身を含む): 809091072

約数和(自身を除く): 548094192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1087487, 2174974, 3262461, 4349948, 5437435, 6524922, 8699896, 10874870, 13049844, 16312305, 17399792, 21749740, 26099688, 32624610, 43499480, 52199376, 65249220, 86998960, 130498440, 260996880]

約数ペア:

[(1, 260996880), (2, 130498440), (3, 86998960), (4, 65249220), (5, 52199376), (6, 43499480), (8, 32624610), (10, 26099688), (12, 21749740), (15, 17399792), (16, 16312305), (20, 13049844), (24, 10874870), (30, 8699896), (40, 6524922), (48, 5437435), (60, 4349948), (80, 3262461), (120, 2174974), (240, 1087487)]