15703233640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{557}}^1$

素因数の和:1091

約数の個数: 128

約数和(自身を含む): 37281720960

約数和(自身を除く): 21578487320

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 443, 557, 740, 860, 886, 1114, 1480, 1591, 1720, 1772, 2215, 2228, 2785, 3182, 3544, 4430, 4456, 5570, 6364, 7955, 8860, 11140, 12728, 15910, 16391, 17720, 19049, 20609, 22280, 23951, 31820, 32782, 38098, 41218, 47902, 63640, 65564, 76196, 81955, 82436, 95245, 95804, 103045, 119755, 131128, 152392, 163910, 164872, 190490, 191608, 206090, 239510, 246751, 327820, 380980, 412180, 479020, 493502, 655640, 704813, 761960, 824360, 886187, 958040, 987004, 1233755, 1409626, 1772374, 1974008, 2467510, 2819252, 3524065, 3544748, 4430935, 4935020, 5638504, 7048130, 7089496, 8861870, 9129787, 9870040, 10610293, 14096260, 17723740, 18259574, 21220586, 28192520, 35447480, 36519148, 42441172, 45648935, 53051465, 73038296, 84882344, 91297870, 106102930, 182595740, 212205860, 365191480, 392580841, 424411720, 785161682, 1570323364, 1962904205, 3140646728, 3925808410, 7851616820, 15703233640]

約数ペア:

[(1, 15703233640), (2, 7851616820), (4, 3925808410), (5, 3140646728), (8, 1962904205), (10, 1570323364), (20, 785161682), (37, 424411720), (40, 392580841), (43, 365191480), (74, 212205860), (86, 182595740), (148, 106102930), (172, 91297870), (185, 84882344), (215, 73038296), (296, 53051465), (344, 45648935), (370, 42441172), (430, 36519148), (443, 35447480), (557, 28192520), (740, 21220586), (860, 18259574), (886, 17723740), (1114, 14096260), (1480, 10610293), (1591, 9870040), (1720, 9129787), (1772, 8861870), (2215, 7089496), (2228, 7048130), (2785, 5638504), (3182, 4935020), (3544, 4430935), (4430, 3544748), (4456, 3524065), (5570, 2819252), (6364, 2467510), (7955, 1974008), (8860, 1772374), (11140, 1409626), (12728, 1233755), (15910, 987004), (16391, 958040), (17720, 886187), (19049, 824360), (20609, 761960), (22280, 704813), (23951, 655640), (31820, 493502), (32782, 479020), (38098, 412180), (41218, 380980), (47902, 327820), (63640, 246751), (65564, 239510), (76196, 206090), (81955, 191608), (82436, 190490), (95245, 164872), (95804, 163910), (103045, 152392), (119755, 131128)]