140281120

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 144

約数和(自身を含む): 399462840

約数和(自身を除く): 259181720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 617, 784, 812, 928, 980, 1015, 1120, 1160, 1234, 1421, 1568, 1624, 1960, 2030, 2320, 2468, 2842, 3085, 3248, 3920, 4060, 4319, 4640, 4936, 5684, 6170, 6496, 7105, 7840, 8120, 8638, 9872, 11368, 12340, 14210, 16240, 17276, 17893, 19744, 21595, 22736, 24680, 28420, 30233, 32480, 34552, 35786, 43190, 45472, 49360, 56840, 60466, 69104, 71572, 86380, 89465, 98720, 113680, 120932, 125251, 138208, 143144, 151165, 172760, 178930, 227360, 241864, 250502, 286288, 302330, 345520, 357860, 483728, 501004, 572576, 604660, 626255, 691040, 715720, 876757, 967456, 1002008, 1209320, 1252510, 1431440, 1753514, 2004016, 2418640, 2505020, 2862880, 3507028, 4008032, 4383785, 4837280, 5010040, 7014056, 8767570, 10020080, 14028112, 17535140, 20040160, 28056224, 35070280, 70140560, 140281120]

約数ペア:

[(1, 140281120), (2, 70140560), (4, 35070280), (5, 28056224), (7, 20040160), (8, 17535140), (10, 14028112), (14, 10020080), (16, 8767570), (20, 7014056), (28, 5010040), (29, 4837280), (32, 4383785), (35, 4008032), (40, 3507028), (49, 2862880), (56, 2505020), (58, 2418640), (70, 2004016), (80, 1753514), (98, 1431440), (112, 1252510), (116, 1209320), (140, 1002008), (145, 967456), (160, 876757), (196, 715720), (203, 691040), (224, 626255), (232, 604660), (245, 572576), (280, 501004), (290, 483728), (392, 357860), (406, 345520), (464, 302330), (490, 286288), (560, 250502), (580, 241864), (617, 227360), (784, 178930), (812, 172760), (928, 151165), (980, 143144), (1015, 138208), (1120, 125251), (1160, 120932), (1234, 113680), (1421, 98720), (1568, 89465), (1624, 86380), (1960, 71572), (2030, 69104), (2320, 60466), (2468, 56840), (2842, 49360), (3085, 45472), (3248, 43190), (3920, 35786), (4060, 34552), (4319, 32480), (4640, 30233), (4936, 28420), (5684, 24680), (6170, 22736), (6496, 21595), (7105, 19744), (7840, 17893), (8120, 17276), (8638, 16240), (9872, 14210), (11368, 12340)]