127738520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1847}}^1$

素因数の和:1897

約数の個数: 128

約数和(自身を含む): 372556800

約数和(自身を除く): 244818280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1847, 1976, 2470, 2660, 3458, 3640, 3694, 4940, 5320, 6916, 7388, 8645, 9235, 9880, 12929, 13832, 14776, 17290, 18470, 24011, 25858, 34580, 35093, 36940, 48022, 51716, 64645, 69160, 70186, 73880, 96044, 103432, 120055, 129290, 140372, 168077, 175465, 192088, 240110, 245651, 258580, 280744, 336154, 350930, 456209, 480220, 491302, 517160, 672308, 701860, 840385, 912418, 960440, 982604, 1228255, 1344616, 1403720, 1680770, 1824836, 1965208, 2281045, 2456510, 3193463, 3361540, 3649672, 4562090, 4913020, 6386926, 6723080, 9124180, 9826040, 12773852, 15967315, 18248360, 25547704, 31934630, 63869260, 127738520]

約数ペア:

[(1, 127738520), (2, 63869260), (4, 31934630), (5, 25547704), (7, 18248360), (8, 15967315), (10, 12773852), (13, 9826040), (14, 9124180), (19, 6723080), (20, 6386926), (26, 4913020), (28, 4562090), (35, 3649672), (38, 3361540), (40, 3193463), (52, 2456510), (56, 2281045), (65, 1965208), (70, 1824836), (76, 1680770), (91, 1403720), (95, 1344616), (104, 1228255), (130, 982604), (133, 960440), (140, 912418), (152, 840385), (182, 701860), (190, 672308), (247, 517160), (260, 491302), (266, 480220), (280, 456209), (364, 350930), (380, 336154), (455, 280744), (494, 258580), (520, 245651), (532, 240110), (665, 192088), (728, 175465), (760, 168077), (910, 140372), (988, 129290), (1064, 120055), (1235, 103432), (1330, 96044), (1729, 73880), (1820, 70186), (1847, 69160), (1976, 64645), (2470, 51716), (2660, 48022), (3458, 36940), (3640, 35093), (3694, 34580), (4940, 25858), (5320, 24011), (6916, 18470), (7388, 17290), (8645, 14776), (9235, 13832), (9880, 12929)]