157025140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 362880000

約数和(自身を除く): 205854860

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 79, 92, 115, 116, 145, 149, 158, 230, 290, 298, 316, 395, 460, 580, 596, 667, 745, 790, 1334, 1490, 1580, 1817, 2291, 2668, 2980, 3335, 3427, 3634, 4321, 4582, 6670, 6854, 7268, 8642, 9085, 9164, 11455, 11771, 13340, 13708, 17135, 17284, 18170, 21605, 22910, 23542, 34270, 36340, 43210, 45820, 47084, 52693, 58855, 68540, 86420, 99383, 105386, 117710, 198766, 210772, 235420, 263465, 270733, 341359, 397532, 496915, 526930, 541466, 682718, 993830, 1053860, 1082932, 1353665, 1365436, 1706795, 1987660, 2707330, 3413590, 5414660, 6827180, 7851257, 15702514, 31405028, 39256285, 78512570, 157025140]

約数ペア:

[(1, 157025140), (2, 78512570), (4, 39256285), (5, 31405028), (10, 15702514), (20, 7851257), (23, 6827180), (29, 5414660), (46, 3413590), (58, 2707330), (79, 1987660), (92, 1706795), (115, 1365436), (116, 1353665), (145, 1082932), (149, 1053860), (158, 993830), (230, 682718), (290, 541466), (298, 526930), (316, 496915), (395, 397532), (460, 341359), (580, 270733), (596, 263465), (667, 235420), (745, 210772), (790, 198766), (1334, 117710), (1490, 105386), (1580, 99383), (1817, 86420), (2291, 68540), (2668, 58855), (2980, 52693), (3335, 47084), (3427, 45820), (3634, 43210), (4321, 36340), (4582, 34270), (6670, 23542), (6854, 22910), (7268, 21605), (8642, 18170), (9085, 17284), (9164, 17135), (11455, 13708), (11771, 13340)]