261850560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{272761}}^1$

素因数の和:272781

約数の個数: 56

約数和(自身を含む): 831378576

約数和(自身を除く): 569528016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 272761, 545522, 818283, 1091044, 1363805, 1636566, 2182088, 2727610, 3273132, 4091415, 4364176, 5455220, 6546264, 8182830, 8728352, 10910440, 13092528, 16365660, 17456704, 21820880, 26185056, 32731320, 43641760, 52370112, 65462640, 87283520, 130925280, 261850560]

約数ペア:

[(1, 261850560), (2, 130925280), (3, 87283520), (4, 65462640), (5, 52370112), (6, 43641760), (8, 32731320), (10, 26185056), (12, 21820880), (15, 17456704), (16, 16365660), (20, 13092528), (24, 10910440), (30, 8728352), (32, 8182830), (40, 6546264), (48, 5455220), (60, 4364176), (64, 4091415), (80, 3273132), (96, 2727610), (120, 2182088), (160, 1636566), (192, 1363805), (240, 1091044), (320, 818283), (480, 545522), (960, 272761)]