210731180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:168

約数の個数: 108

約数和(自身を含む): 511766976

約数和(自身を除く): 301035796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 53, 55, 62, 106, 110, 121, 124, 155, 212, 220, 242, 265, 310, 341, 484, 530, 583, 605, 620, 682, 1060, 1166, 1210, 1364, 1643, 1705, 2332, 2420, 2809, 2915, 3286, 3410, 3751, 5618, 5830, 6413, 6572, 6820, 7502, 8215, 11236, 11660, 12826, 14045, 15004, 16430, 18073, 18755, 25652, 28090, 30899, 32065, 32860, 36146, 37510, 56180, 61798, 64130, 72292, 75020, 87079, 90365, 123596, 128260, 154495, 174158, 180730, 198803, 308990, 339889, 348316, 361460, 397606, 435395, 617980, 679778, 795212, 870790, 957869, 994015, 1359556, 1699445, 1741580, 1915738, 1988030, 3398890, 3831476, 3976060, 4789345, 6797780, 9578690, 10536559, 19157380, 21073118, 42146236, 52682795, 105365590, 210731180]

約数ペア:

[(1, 210731180), (2, 105365590), (4, 52682795), (5, 42146236), (10, 21073118), (11, 19157380), (20, 10536559), (22, 9578690), (31, 6797780), (44, 4789345), (53, 3976060), (55, 3831476), (62, 3398890), (106, 1988030), (110, 1915738), (121, 1741580), (124, 1699445), (155, 1359556), (212, 994015), (220, 957869), (242, 870790), (265, 795212), (310, 679778), (341, 617980), (484, 435395), (530, 397606), (583, 361460), (605, 348316), (620, 339889), (682, 308990), (1060, 198803), (1166, 180730), (1210, 174158), (1364, 154495), (1643, 128260), (1705, 123596), (2332, 90365), (2420, 87079), (2809, 75020), (2915, 72292), (3286, 64130), (3410, 61798), (3751, 56180), (5618, 37510), (5830, 36146), (6413, 32860), (6572, 32065), (6820, 30899), (7502, 28090), (8215, 25652), (11236, 18755), (11660, 18073), (12826, 16430), (14045, 15004)]