30312620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 74003328

約数和(自身を除く): 43690708

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 37, 46, 52, 65, 74, 92, 115, 130, 137, 148, 185, 230, 260, 274, 299, 370, 460, 481, 548, 598, 685, 740, 851, 962, 1196, 1370, 1495, 1702, 1781, 1924, 2405, 2740, 2990, 3151, 3404, 3562, 4255, 4810, 5069, 5980, 6302, 7124, 8510, 8905, 9620, 10138, 11063, 12604, 15755, 17020, 17810, 20276, 22126, 25345, 31510, 35620, 40963, 44252, 50690, 55315, 63020, 65897, 81926, 101380, 110630, 116587, 131794, 163852, 204815, 221260, 233174, 263588, 329485, 409630, 466348, 582935, 658970, 819260, 1165870, 1317940, 1515631, 2331740, 3031262, 6062524, 7578155, 15156310, 30312620]

約数ペア:

[(1, 30312620), (2, 15156310), (4, 7578155), (5, 6062524), (10, 3031262), (13, 2331740), (20, 1515631), (23, 1317940), (26, 1165870), (37, 819260), (46, 658970), (52, 582935), (65, 466348), (74, 409630), (92, 329485), (115, 263588), (130, 233174), (137, 221260), (148, 204815), (185, 163852), (230, 131794), (260, 116587), (274, 110630), (299, 101380), (370, 81926), (460, 65897), (481, 63020), (548, 55315), (598, 50690), (685, 44252), (740, 40963), (851, 35620), (962, 31510), (1196, 25345), (1370, 22126), (1495, 20276), (1702, 17810), (1781, 17020), (1924, 15755), (2405, 12604), (2740, 11063), (2990, 10138), (3151, 9620), (3404, 8905), (3562, 8510), (4255, 7124), (4810, 6302), (5069, 5980)]