211177980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90247}}^1$

素因数の和:90275

約数の個数: 72

約数和(自身を含む): 689855712

約数和(自身を除く): 478677732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 90247, 180494, 270741, 360988, 451235, 541482, 812223, 902470, 1082964, 1173211, 1353705, 1624446, 1804940, 2346422, 2707410, 3248892, 3519633, 4061115, 4692844, 5414820, 5866055, 7039266, 8122230, 10558899, 11732110, 14078532, 16244460, 17598165, 21117798, 23464220, 35196330, 42235596, 52794495, 70392660, 105588990, 211177980]

約数ペア:

[(1, 211177980), (2, 105588990), (3, 70392660), (4, 52794495), (5, 42235596), (6, 35196330), (9, 23464220), (10, 21117798), (12, 17598165), (13, 16244460), (15, 14078532), (18, 11732110), (20, 10558899), (26, 8122230), (30, 7039266), (36, 5866055), (39, 5414820), (45, 4692844), (52, 4061115), (60, 3519633), (65, 3248892), (78, 2707410), (90, 2346422), (117, 1804940), (130, 1624446), (156, 1353705), (180, 1173211), (195, 1082964), (234, 902470), (260, 812223), (390, 541482), (468, 451235), (585, 360988), (780, 270741), (1170, 180494), (2340, 90247)]