260091240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 812851200

約数和(自身を除く): 552759960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 139, 155, 186, 248, 278, 310, 372, 417, 465, 503, 556, 620, 695, 744, 834, 930, 1006, 1112, 1240, 1390, 1509, 1668, 1860, 2012, 2085, 2515, 2780, 3018, 3336, 3720, 4024, 4170, 4309, 5030, 5560, 6036, 7545, 8340, 8618, 10060, 12072, 12927, 15090, 15593, 16680, 17236, 20120, 21545, 25854, 30180, 31186, 34472, 43090, 46779, 51708, 60360, 62372, 64635, 69917, 77965, 86180, 93558, 103416, 124744, 129270, 139834, 155930, 172360, 187116, 209751, 233895, 258540, 279668, 311860, 349585, 374232, 419502, 467790, 517080, 559336, 623720, 699170, 839004, 935580, 1048755, 1398340, 1678008, 1871160, 2097510, 2167427, 2796680, 4195020, 4334854, 6502281, 8390040, 8669708, 10837135, 13004562, 17339416, 21674270, 26009124, 32511405, 43348540, 52018248, 65022810, 86697080, 130045620, 260091240]

約数ペア:

[(1, 260091240), (2, 130045620), (3, 86697080), (4, 65022810), (5, 52018248), (6, 43348540), (8, 32511405), (10, 26009124), (12, 21674270), (15, 17339416), (20, 13004562), (24, 10837135), (30, 8669708), (31, 8390040), (40, 6502281), (60, 4334854), (62, 4195020), (93, 2796680), (120, 2167427), (124, 2097510), (139, 1871160), (155, 1678008), (186, 1398340), (248, 1048755), (278, 935580), (310, 839004), (372, 699170), (417, 623720), (465, 559336), (503, 517080), (556, 467790), (620, 419502), (695, 374232), (744, 349585), (834, 311860), (930, 279668), (1006, 258540), (1112, 233895), (1240, 209751), (1390, 187116), (1509, 172360), (1668, 155930), (1860, 139834), (2012, 129270), (2085, 124744), (2515, 103416), (2780, 93558), (3018, 86180), (3336, 77965), (3720, 69917), (4024, 64635), (4170, 62372), (4309, 60360), (5030, 51708), (5560, 46779), (6036, 43090), (7545, 34472), (8340, 31186), (8618, 30180), (10060, 25854), (12072, 21545), (12927, 20120), (15090, 17236), (15593, 16680)]