253695320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1877}}^1$

素因数の和:2028

約数の個数: 64

約数和(自身を含む): 594950400

約数和(自身を除く): 341255080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 436, 545, 620, 872, 1090, 1240, 1877, 2180, 3379, 3754, 4360, 6758, 7508, 9385, 13516, 15016, 16895, 18770, 27032, 33790, 37540, 58187, 67580, 75080, 116374, 135160, 204593, 232748, 290935, 409186, 465496, 581870, 818372, 1022965, 1163740, 1636744, 2045930, 2327480, 4091860, 6342383, 8183720, 12684766, 25369532, 31711915, 50739064, 63423830, 126847660, 253695320]

約数ペア:

[(1, 253695320), (2, 126847660), (4, 63423830), (5, 50739064), (8, 31711915), (10, 25369532), (20, 12684766), (31, 8183720), (40, 6342383), (62, 4091860), (109, 2327480), (124, 2045930), (155, 1636744), (218, 1163740), (248, 1022965), (310, 818372), (436, 581870), (545, 465496), (620, 409186), (872, 290935), (1090, 232748), (1240, 204593), (1877, 135160), (2180, 116374), (3379, 75080), (3754, 67580), (4360, 58187), (6758, 37540), (7508, 33790), (9385, 27032), (13516, 18770), (15016, 16895)]