298812410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1503

約数の個数: 64

約数和(自身を含む): 609638400

約数和(自身を除く): 310825990

約数列:

[1, 2, 5, 10, 13, 26, 31, 53, 62, 65, 106, 130, 155, 265, 310, 403, 530, 689, 806, 1378, 1399, 1643, 2015, 2798, 3286, 3445, 4030, 6890, 6995, 8215, 13990, 16430, 18187, 21359, 36374, 42718, 43369, 74147, 86738, 90935, 106795, 148294, 181870, 213590, 216845, 370735, 433690, 563797, 741470, 963911, 1127594, 1927822, 2298557, 2818985, 4597114, 4819555, 5637970, 9639110, 11492785, 22985570, 29881241, 59762482, 149406205, 298812410]

約数ペア:

[(1, 298812410), (2, 149406205), (5, 59762482), (10, 29881241), (13, 22985570), (26, 11492785), (31, 9639110), (53, 5637970), (62, 4819555), (65, 4597114), (106, 2818985), (130, 2298557), (155, 1927822), (265, 1127594), (310, 963911), (403, 741470), (530, 563797), (689, 433690), (806, 370735), (1378, 216845), (1399, 213590), (1643, 181870), (2015, 148294), (2798, 106795), (3286, 90935), (3445, 86738), (4030, 74147), (6890, 43369), (6995, 42718), (8215, 36374), (13990, 21359), (16430, 18187)]