179968140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8263}}^1$

素因数の和:8300

約数の個数: 108

約数和(自身を含む): 600115152

約数和(自身を除く): 420147012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 4356, 5445, 7260, 8263, 10890, 16526, 21780, 24789, 33052, 41315, 49578, 74367, 82630, 90893, 99156, 123945, 148734, 165260, 181786, 247890, 272679, 297468, 363572, 371835, 454465, 495780, 545358, 743670, 818037, 908930, 999823, 1090716, 1363395, 1487340, 1636074, 1817860, 1999646, 2726790, 2999469, 3272148, 3999292, 4090185, 4999115, 5453580, 5998938, 8180370, 8998407, 9998230, 11997876, 14997345, 16360740, 17996814, 19996460, 29994690, 35993628, 44992035, 59989380, 89984070, 179968140]

約数ペア:

[(1, 179968140), (2, 89984070), (3, 59989380), (4, 44992035), (5, 35993628), (6, 29994690), (9, 19996460), (10, 17996814), (11, 16360740), (12, 14997345), (15, 11997876), (18, 9998230), (20, 8998407), (22, 8180370), (30, 5998938), (33, 5453580), (36, 4999115), (44, 4090185), (45, 3999292), (55, 3272148), (60, 2999469), (66, 2726790), (90, 1999646), (99, 1817860), (110, 1636074), (121, 1487340), (132, 1363395), (165, 1090716), (180, 999823), (198, 908930), (220, 818037), (242, 743670), (330, 545358), (363, 495780), (396, 454465), (484, 371835), (495, 363572), (605, 297468), (660, 272679), (726, 247890), (990, 181786), (1089, 165260), (1210, 148734), (1452, 123945), (1815, 99156), (1980, 90893), (2178, 82630), (2420, 74367), (3630, 49578), (4356, 41315), (5445, 33052), (7260, 24789), (8263, 21780), (10890, 16526)]