80580780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2116

約数の個数: 144

約数和(自身を含む): 288497664

約数和(自身を除く): 207916884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2063, 2170, 2604, 2790, 3255, 3906, 4126, 4340, 5580, 6189, 6510, 7812, 8252, 9765, 10315, 12378, 13020, 14441, 18567, 19530, 20630, 24756, 28882, 30945, 37134, 39060, 41260, 43323, 57764, 61890, 63953, 72205, 74268, 86646, 92835, 123780, 127906, 129969, 144410, 173292, 185670, 191859, 216615, 255812, 259938, 288820, 319765, 371340, 383718, 433230, 447671, 519876, 575577, 639530, 649845, 767436, 866460, 895342, 959295, 1151154, 1279060, 1299690, 1343013, 1790684, 1918590, 2238355, 2302308, 2599380, 2686026, 2877885, 3837180, 4029039, 4476710, 5372052, 5755770, 6715065, 8058078, 8953420, 11511540, 13430130, 16116156, 20145195, 26860260, 40290390, 80580780]

約数ペア:

[(1, 80580780), (2, 40290390), (3, 26860260), (4, 20145195), (5, 16116156), (6, 13430130), (7, 11511540), (9, 8953420), (10, 8058078), (12, 6715065), (14, 5755770), (15, 5372052), (18, 4476710), (20, 4029039), (21, 3837180), (28, 2877885), (30, 2686026), (31, 2599380), (35, 2302308), (36, 2238355), (42, 1918590), (45, 1790684), (60, 1343013), (62, 1299690), (63, 1279060), (70, 1151154), (84, 959295), (90, 895342), (93, 866460), (105, 767436), (124, 649845), (126, 639530), (140, 575577), (155, 519876), (180, 447671), (186, 433230), (210, 383718), (217, 371340), (252, 319765), (279, 288820), (310, 259938), (315, 255812), (372, 216615), (420, 191859), (434, 185670), (465, 173292), (558, 144410), (620, 129969), (630, 127906), (651, 123780), (868, 92835), (930, 86646), (1085, 74268), (1116, 72205), (1260, 63953), (1302, 61890), (1395, 57764), (1860, 43323), (1953, 41260), (2063, 39060), (2170, 37134), (2604, 30945), (2790, 28882), (3255, 24756), (3906, 20630), (4126, 19530), (4340, 18567), (5580, 14441), (6189, 13020), (6510, 12378), (7812, 10315), (8252, 9765)]