216664890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17921}}^1$

素因数の和:17975

約数の個数: 64

約数和(自身を含む): 578092032

約数和(自身を除く): 361427142

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 17921, 35842, 53763, 89605, 107526, 179210, 232973, 268815, 465946, 537630, 555551, 698919, 1111102, 1164865, 1397838, 1666653, 2329730, 2777755, 3333306, 3494595, 5555510, 6989190, 7222163, 8333265, 14444326, 16666530, 21666489, 36110815, 43332978, 72221630, 108332445, 216664890]

約数ペア:

[(1, 216664890), (2, 108332445), (3, 72221630), (5, 43332978), (6, 36110815), (10, 21666489), (13, 16666530), (15, 14444326), (26, 8333265), (30, 7222163), (31, 6989190), (39, 5555510), (62, 3494595), (65, 3333306), (78, 2777755), (93, 2329730), (130, 1666653), (155, 1397838), (186, 1164865), (195, 1111102), (310, 698919), (390, 555551), (403, 537630), (465, 465946), (806, 268815), (930, 232973), (1209, 179210), (2015, 107526), (2418, 89605), (4030, 53763), (6045, 35842), (12090, 17921)]