207817240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 484522560

約数和(自身を除く): 276705320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 61, 106, 122, 212, 244, 265, 305, 424, 488, 530, 610, 1060, 1220, 1607, 2120, 2440, 3214, 3233, 6428, 6466, 8035, 12856, 12932, 16070, 16165, 25864, 32140, 32330, 64280, 64660, 85171, 98027, 129320, 170342, 196054, 340684, 392108, 425855, 490135, 681368, 784216, 851710, 980270, 1703420, 1960540, 3406840, 3921080, 5195431, 10390862, 20781724, 25977155, 41563448, 51954310, 103908620, 207817240]

約数ペア:

[(1, 207817240), (2, 103908620), (4, 51954310), (5, 41563448), (8, 25977155), (10, 20781724), (20, 10390862), (40, 5195431), (53, 3921080), (61, 3406840), (106, 1960540), (122, 1703420), (212, 980270), (244, 851710), (265, 784216), (305, 681368), (424, 490135), (488, 425855), (530, 392108), (610, 340684), (1060, 196054), (1220, 170342), (1607, 129320), (2120, 98027), (2440, 85171), (3214, 64660), (3233, 64280), (6428, 32330), (6466, 32140), (8035, 25864), (12856, 16165), (12932, 16070)]