30808730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 31399270

約数列:

[1, 2, 5, 10, 23, 29, 31, 46, 58, 62, 115, 145, 149, 155, 230, 290, 298, 310, 667, 713, 745, 899, 1334, 1426, 1490, 1798, 3335, 3427, 3565, 4321, 4495, 4619, 6670, 6854, 7130, 8642, 8990, 9238, 17135, 20677, 21605, 23095, 34270, 41354, 43210, 46190, 99383, 103385, 106237, 133951, 198766, 206770, 212474, 267902, 496915, 531185, 669755, 993830, 1062370, 1339510, 3080873, 6161746, 15404365, 30808730]

約数ペア:

[(1, 30808730), (2, 15404365), (5, 6161746), (10, 3080873), (23, 1339510), (29, 1062370), (31, 993830), (46, 669755), (58, 531185), (62, 496915), (115, 267902), (145, 212474), (149, 206770), (155, 198766), (230, 133951), (290, 106237), (298, 103385), (310, 99383), (667, 46190), (713, 43210), (745, 41354), (899, 34270), (1334, 23095), (1426, 21605), (1490, 20677), (1798, 17135), (3335, 9238), (3427, 8990), (3565, 8642), (4321, 7130), (4495, 6854), (4619, 6670)]