27820140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 81962496

約数和(自身を除く): 54142356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 43, 60, 82, 86, 123, 129, 164, 172, 205, 215, 246, 258, 263, 410, 430, 492, 516, 526, 615, 645, 789, 820, 860, 1052, 1230, 1290, 1315, 1578, 1763, 2460, 2580, 2630, 3156, 3526, 3945, 5260, 5289, 7052, 7890, 8815, 10578, 10783, 11309, 15780, 17630, 21156, 21566, 22618, 26445, 32349, 33927, 35260, 43132, 45236, 52890, 53915, 56545, 64698, 67854, 105780, 107830, 113090, 129396, 135708, 161745, 169635, 215660, 226180, 323490, 339270, 463669, 646980, 678540, 927338, 1391007, 1854676, 2318345, 2782014, 4636690, 5564028, 6955035, 9273380, 13910070, 27820140]

約数ペア:

[(1, 27820140), (2, 13910070), (3, 9273380), (4, 6955035), (5, 5564028), (6, 4636690), (10, 2782014), (12, 2318345), (15, 1854676), (20, 1391007), (30, 927338), (41, 678540), (43, 646980), (60, 463669), (82, 339270), (86, 323490), (123, 226180), (129, 215660), (164, 169635), (172, 161745), (205, 135708), (215, 129396), (246, 113090), (258, 107830), (263, 105780), (410, 67854), (430, 64698), (492, 56545), (516, 53915), (526, 52890), (615, 45236), (645, 43132), (789, 35260), (820, 33927), (860, 32349), (1052, 26445), (1230, 22618), (1290, 21566), (1315, 21156), (1578, 17630), (1763, 15780), (2460, 11309), (2580, 10783), (2630, 10578), (3156, 8815), (3526, 7890), (3945, 7052), (5260, 5289)]