286859120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1123}}^1$

素因数の和:1270

約数の個数: 80

約数和(自身を含む): 695764992

約数和(自身を除く): 408905872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 248, 310, 412, 496, 515, 620, 824, 1030, 1123, 1240, 1648, 2060, 2246, 2480, 3193, 4120, 4492, 5615, 6386, 8240, 8984, 11230, 12772, 15965, 17968, 22460, 25544, 31930, 34813, 44920, 51088, 63860, 69626, 89840, 115669, 127720, 139252, 174065, 231338, 255440, 278504, 348130, 462676, 557008, 578345, 696260, 925352, 1156690, 1392520, 1850704, 2313380, 2785040, 3585739, 4626760, 7171478, 9253520, 14342956, 17928695, 28685912, 35857390, 57371824, 71714780, 143429560, 286859120]

約数ペア:

[(1, 286859120), (2, 143429560), (4, 71714780), (5, 57371824), (8, 35857390), (10, 28685912), (16, 17928695), (20, 14342956), (31, 9253520), (40, 7171478), (62, 4626760), (80, 3585739), (103, 2785040), (124, 2313380), (155, 1850704), (206, 1392520), (248, 1156690), (310, 925352), (412, 696260), (496, 578345), (515, 557008), (620, 462676), (824, 348130), (1030, 278504), (1123, 255440), (1240, 231338), (1648, 174065), (2060, 139252), (2246, 127720), (2480, 115669), (3193, 89840), (4120, 69626), (4492, 63860), (5615, 51088), (6386, 44920), (8240, 34813), (8984, 31930), (11230, 25544), (12772, 22460), (15965, 17968)]