180236480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18169}}^1$

素因数の和:18217

約数の個数: 56

約数和(自身を含む): 443057280

約数和(自身を除く): 262820800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 18169, 36338, 72676, 90845, 145352, 181690, 290704, 363380, 563239, 581408, 726760, 1126478, 1162816, 1453520, 2252956, 2816195, 2907040, 4505912, 5632390, 5814080, 9011824, 11264780, 18023648, 22529560, 36047296, 45059120, 90118240, 180236480]

約数ペア:

[(1, 180236480), (2, 90118240), (4, 45059120), (5, 36047296), (8, 22529560), (10, 18023648), (16, 11264780), (20, 9011824), (31, 5814080), (32, 5632390), (40, 4505912), (62, 2907040), (64, 2816195), (80, 2252956), (124, 1453520), (155, 1162816), (160, 1126478), (248, 726760), (310, 581408), (320, 563239), (496, 363380), (620, 290704), (992, 181690), (1240, 145352), (1984, 90845), (2480, 72676), (4960, 36338), (9920, 18169)]