68728920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3389}}^1$

素因数の和:3429

約数の個数: 96

約数和(自身を含む): 223333200

約数和(自身を除く): 154604280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1560, 1690, 2028, 2535, 3380, 3389, 4056, 5070, 6760, 6778, 10140, 10167, 13556, 16945, 20280, 20334, 27112, 33890, 40668, 44057, 50835, 67780, 81336, 88114, 101670, 132171, 135560, 176228, 203340, 220285, 264342, 352456, 406680, 440570, 528684, 572741, 660855, 881140, 1057368, 1145482, 1321710, 1718223, 1762280, 2290964, 2643420, 2863705, 3436446, 4581928, 5286840, 5727410, 6872892, 8591115, 11454820, 13745784, 17182230, 22909640, 34364460, 68728920]

約数ペア:

[(1, 68728920), (2, 34364460), (3, 22909640), (4, 17182230), (5, 13745784), (6, 11454820), (8, 8591115), (10, 6872892), (12, 5727410), (13, 5286840), (15, 4581928), (20, 3436446), (24, 2863705), (26, 2643420), (30, 2290964), (39, 1762280), (40, 1718223), (52, 1321710), (60, 1145482), (65, 1057368), (78, 881140), (104, 660855), (120, 572741), (130, 528684), (156, 440570), (169, 406680), (195, 352456), (260, 264342), (312, 220285), (338, 203340), (390, 176228), (507, 135560), (520, 132171), (676, 101670), (780, 88114), (845, 81336), (1014, 67780), (1352, 50835), (1560, 44057), (1690, 40668), (2028, 33890), (2535, 27112), (3380, 20334), (3389, 20280), (4056, 16945), (5070, 13556), (6760, 10167), (6778, 10140)]