15757040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 40101600

約数和(自身を除く): 24344560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 139, 208, 218, 260, 278, 436, 520, 545, 556, 695, 872, 1040, 1090, 1112, 1390, 1417, 1744, 1807, 2180, 2224, 2780, 2834, 3614, 4360, 5560, 5668, 7085, 7228, 8720, 9035, 11120, 11336, 14170, 14456, 15151, 18070, 22672, 28340, 28912, 30302, 36140, 56680, 60604, 72280, 75755, 113360, 121208, 144560, 151510, 196963, 242416, 303020, 393926, 606040, 787852, 984815, 1212080, 1575704, 1969630, 3151408, 3939260, 7878520, 15757040]

約数ペア:

[(1, 15757040), (2, 7878520), (4, 3939260), (5, 3151408), (8, 1969630), (10, 1575704), (13, 1212080), (16, 984815), (20, 787852), (26, 606040), (40, 393926), (52, 303020), (65, 242416), (80, 196963), (104, 151510), (109, 144560), (130, 121208), (139, 113360), (208, 75755), (218, 72280), (260, 60604), (278, 56680), (436, 36140), (520, 30302), (545, 28912), (556, 28340), (695, 22672), (872, 18070), (1040, 15151), (1090, 14456), (1112, 14170), (1390, 11336), (1417, 11120), (1744, 9035), (1807, 8720), (2180, 7228), (2224, 7085), (2780, 5668), (2834, 5560), (3614, 4360)]