140128680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 438681600

約数和(自身を除く): 298552920

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, 271, 278, 310, 372, 417, 465, 542, 556, 620, 695, 744, 813, 834, 930, 1084, 1112, 1240, 1355, 1390, 1626, 1668, 1860, 2085, 2168, 2710, 2780, 3252, 3336, 3720, 4065, 4170, 4309, 5420, 5560, 6504, 8130, 8340, 8401, 8618, 10840, 12927, 16260, 16680, 16802, 17236, 21545, 25203, 25854, 32520, 33604, 34472, 37669, 42005, 43090, 50406, 51708, 64635, 67208, 75338, 84010, 86180, 100812, 103416, 113007, 126015, 129270, 150676, 168020, 172360, 188345, 201624, 226014, 252030, 258540, 301352, 336040, 376690, 452028, 504060, 517080, 565035, 753380, 904056, 1008120, 1130070, 1167739, 1506760, 2260140, 2335478, 3503217, 4520280, 4670956, 5838695, 7006434, 9341912, 11677390, 14012868, 17516085, 23354780, 28025736, 35032170, 46709560, 70064340, 140128680]

約数ペア:

[(1, 140128680), (2, 70064340), (3, 46709560), (4, 35032170), (5, 28025736), (6, 23354780), (8, 17516085), (10, 14012868), (12, 11677390), (15, 9341912), (20, 7006434), (24, 5838695), (30, 4670956), (31, 4520280), (40, 3503217), (60, 2335478), (62, 2260140), (93, 1506760), (120, 1167739), (124, 1130070), (139, 1008120), (155, 904056), (186, 753380), (248, 565035), (271, 517080), (278, 504060), (310, 452028), (372, 376690), (417, 336040), (465, 301352), (542, 258540), (556, 252030), (620, 226014), (695, 201624), (744, 188345), (813, 172360), (834, 168020), (930, 150676), (1084, 129270), (1112, 126015), (1240, 113007), (1355, 103416), (1390, 100812), (1626, 86180), (1668, 84010), (1860, 75338), (2085, 67208), (2168, 64635), (2710, 51708), (2780, 50406), (3252, 43090), (3336, 42005), (3720, 37669), (4065, 34472), (4170, 33604), (4309, 32520), (5420, 25854), (5560, 25203), (6504, 21545), (8130, 17236), (8340, 16802), (8401, 16680), (8618, 16260), (10840, 12927)]