15300980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 36771840

約数和(自身を除く): 21470860

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 31, 37, 46, 58, 62, 74, 92, 115, 116, 124, 145, 148, 155, 185, 230, 290, 310, 370, 460, 580, 620, 667, 713, 740, 851, 899, 1073, 1147, 1334, 1426, 1702, 1798, 2146, 2294, 2668, 2852, 3335, 3404, 3565, 3596, 4255, 4292, 4495, 4588, 5365, 5735, 6670, 7130, 8510, 8990, 10730, 11470, 13340, 14260, 17020, 17980, 20677, 21460, 22940, 24679, 26381, 33263, 41354, 49358, 52762, 66526, 82708, 98716, 103385, 105524, 123395, 131905, 133052, 166315, 206770, 246790, 263810, 332630, 413540, 493580, 527620, 665260, 765049, 1530098, 3060196, 3825245, 7650490, 15300980]

約数ペア:

[(1, 15300980), (2, 7650490), (4, 3825245), (5, 3060196), (10, 1530098), (20, 765049), (23, 665260), (29, 527620), (31, 493580), (37, 413540), (46, 332630), (58, 263810), (62, 246790), (74, 206770), (92, 166315), (115, 133052), (116, 131905), (124, 123395), (145, 105524), (148, 103385), (155, 98716), (185, 82708), (230, 66526), (290, 52762), (310, 49358), (370, 41354), (460, 33263), (580, 26381), (620, 24679), (667, 22940), (713, 21460), (740, 20677), (851, 17980), (899, 17020), (1073, 14260), (1147, 13340), (1334, 11470), (1426, 10730), (1702, 8990), (1798, 8510), (2146, 7130), (2294, 6670), (2668, 5735), (2852, 5365), (3335, 4588), (3404, 4495), (3565, 4292), (3596, 4255)]