1313357360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{6029}}^1$

素因数の和:6438

約数の個数: 80

約数和(自身を含む): 3499329600

約数和(自身を除く): 2185972240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 389, 560, 778, 1556, 1945, 2723, 3112, 3890, 5446, 6029, 6224, 7780, 10892, 12058, 13615, 15560, 21784, 24116, 27230, 30145, 31120, 42203, 43568, 48232, 54460, 60290, 84406, 96464, 108920, 120580, 168812, 211015, 217840, 241160, 337624, 422030, 482320, 675248, 844060, 1688120, 2345281, 3376240, 4690562, 9381124, 11726405, 16416967, 18762248, 23452810, 32833934, 37524496, 46905620, 65667868, 82084835, 93811240, 131335736, 164169670, 187622480, 262671472, 328339340, 656678680, 1313357360]

約数ペア:

[(1, 1313357360), (2, 656678680), (4, 328339340), (5, 262671472), (7, 187622480), (8, 164169670), (10, 131335736), (14, 93811240), (16, 82084835), (20, 65667868), (28, 46905620), (35, 37524496), (40, 32833934), (56, 23452810), (70, 18762248), (80, 16416967), (112, 11726405), (140, 9381124), (280, 4690562), (389, 3376240), (560, 2345281), (778, 1688120), (1556, 844060), (1945, 675248), (2723, 482320), (3112, 422030), (3890, 337624), (5446, 241160), (6029, 217840), (6224, 211015), (7780, 168812), (10892, 120580), (12058, 108920), (13615, 96464), (15560, 84406), (21784, 60290), (24116, 54460), (27230, 48232), (30145, 43568), (31120, 42203)]