26987310

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 83635200

約数和(自身を除く): 56647890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 109, 126, 131, 135, 189, 210, 218, 262, 270, 315, 327, 378, 393, 545, 630, 654, 655, 763, 786, 917, 945, 981, 1090, 1179, 1310, 1526, 1635, 1834, 1890, 1962, 1965, 2289, 2358, 2751, 2943, 3270, 3537, 3815, 3930, 4578, 4585, 4905, 5502, 5886, 5895, 6867, 7074, 7630, 8253, 9170, 9810, 11445, 11790, 13734, 13755, 14279, 14715, 16506, 17685, 20601, 22890, 24759, 27510, 28558, 29430, 34335, 35370, 41202, 41265, 42837, 49518, 68670, 71395, 82530, 85674, 99953, 103005, 123795, 128511, 142790, 199906, 206010, 214185, 247590, 257022, 299859, 385533, 428370, 499765, 599718, 642555, 771066, 899577, 999530, 1285110, 1499295, 1799154, 1927665, 2698731, 2998590, 3855330, 4497885, 5397462, 8995770, 13493655, 26987310]

約数ペア:

[(1, 26987310), (2, 13493655), (3, 8995770), (5, 5397462), (6, 4497885), (7, 3855330), (9, 2998590), (10, 2698731), (14, 1927665), (15, 1799154), (18, 1499295), (21, 1285110), (27, 999530), (30, 899577), (35, 771066), (42, 642555), (45, 599718), (54, 499765), (63, 428370), (70, 385533), (90, 299859), (105, 257022), (109, 247590), (126, 214185), (131, 206010), (135, 199906), (189, 142790), (210, 128511), (218, 123795), (262, 103005), (270, 99953), (315, 85674), (327, 82530), (378, 71395), (393, 68670), (545, 49518), (630, 42837), (654, 41265), (655, 41202), (763, 35370), (786, 34335), (917, 29430), (945, 28558), (981, 27510), (1090, 24759), (1179, 22890), (1310, 20601), (1526, 17685), (1635, 16506), (1834, 14715), (1890, 14279), (1962, 13755), (1965, 13734), (2289, 11790), (2358, 11445), (2751, 9810), (2943, 9170), (3270, 8253), (3537, 7630), (3815, 7074), (3930, 6867), (4578, 5895), (4585, 5886), (4905, 5502)]