140238280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{653}}^1$

素因数の和:743

約数の個数: 128

約数和(自身を含む): 395539200

約数和(自身を除く): 255300920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 91, 104, 118, 130, 140, 182, 236, 260, 280, 295, 364, 413, 455, 472, 520, 590, 653, 728, 767, 826, 910, 1180, 1306, 1534, 1652, 1820, 2065, 2360, 2612, 3068, 3265, 3304, 3640, 3835, 4130, 4571, 5224, 5369, 6136, 6530, 7670, 8260, 8489, 9142, 10738, 13060, 15340, 16520, 16978, 18284, 21476, 22855, 26120, 26845, 30680, 33956, 36568, 38527, 42445, 42952, 45710, 53690, 59423, 67912, 77054, 84890, 91420, 107380, 118846, 154108, 169780, 182840, 192635, 214760, 237692, 269689, 297115, 308216, 339560, 385270, 475384, 500851, 539378, 594230, 770540, 1001702, 1078756, 1188460, 1348445, 1541080, 2003404, 2157512, 2376920, 2504255, 2696890, 3505957, 4006808, 5008510, 5393780, 7011914, 10017020, 10787560, 14023828, 17529785, 20034040, 28047656, 35059570, 70119140, 140238280]

約数ペア:

[(1, 140238280), (2, 70119140), (4, 35059570), (5, 28047656), (7, 20034040), (8, 17529785), (10, 14023828), (13, 10787560), (14, 10017020), (20, 7011914), (26, 5393780), (28, 5008510), (35, 4006808), (40, 3505957), (52, 2696890), (56, 2504255), (59, 2376920), (65, 2157512), (70, 2003404), (91, 1541080), (104, 1348445), (118, 1188460), (130, 1078756), (140, 1001702), (182, 770540), (236, 594230), (260, 539378), (280, 500851), (295, 475384), (364, 385270), (413, 339560), (455, 308216), (472, 297115), (520, 269689), (590, 237692), (653, 214760), (728, 192635), (767, 182840), (826, 169780), (910, 154108), (1180, 118846), (1306, 107380), (1534, 91420), (1652, 84890), (1820, 77054), (2065, 67912), (2360, 59423), (2612, 53690), (3068, 45710), (3265, 42952), (3304, 42445), (3640, 38527), (3835, 36568), (4130, 33956), (4571, 30680), (5224, 26845), (5369, 26120), (6136, 22855), (6530, 21476), (7670, 18284), (8260, 16978), (8489, 16520), (9142, 15340), (10738, 13060)]