66319960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 179625600

約数和(自身を除く): 113305640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 53, 56, 70, 82, 106, 109, 140, 164, 205, 212, 218, 265, 280, 287, 328, 371, 410, 424, 436, 530, 545, 574, 742, 763, 820, 872, 1060, 1090, 1148, 1435, 1484, 1526, 1640, 1855, 2120, 2173, 2180, 2296, 2870, 2968, 3052, 3710, 3815, 4346, 4360, 4469, 5740, 5777, 6104, 7420, 7630, 8692, 8938, 10865, 11480, 11554, 14840, 15211, 15260, 17384, 17876, 21730, 22345, 23108, 28885, 30422, 30520, 31283, 35752, 40439, 43460, 44690, 46216, 57770, 60844, 62566, 76055, 80878, 86920, 89380, 115540, 121688, 125132, 152110, 156415, 161756, 178760, 202195, 231080, 236857, 250264, 304220, 312830, 323512, 404390, 473714, 608440, 625660, 808780, 947428, 1184285, 1251320, 1617560, 1657999, 1894856, 2368570, 3315998, 4737140, 6631996, 8289995, 9474280, 13263992, 16579990, 33159980, 66319960]

約数ペア:

[(1, 66319960), (2, 33159980), (4, 16579990), (5, 13263992), (7, 9474280), (8, 8289995), (10, 6631996), (14, 4737140), (20, 3315998), (28, 2368570), (35, 1894856), (40, 1657999), (41, 1617560), (53, 1251320), (56, 1184285), (70, 947428), (82, 808780), (106, 625660), (109, 608440), (140, 473714), (164, 404390), (205, 323512), (212, 312830), (218, 304220), (265, 250264), (280, 236857), (287, 231080), (328, 202195), (371, 178760), (410, 161756), (424, 156415), (436, 152110), (530, 125132), (545, 121688), (574, 115540), (742, 89380), (763, 86920), (820, 80878), (872, 76055), (1060, 62566), (1090, 60844), (1148, 57770), (1435, 46216), (1484, 44690), (1526, 43460), (1640, 40439), (1855, 35752), (2120, 31283), (2173, 30520), (2180, 30422), (2296, 28885), (2870, 23108), (2968, 22345), (3052, 21730), (3710, 17876), (3815, 17384), (4346, 15260), (4360, 15211), (4469, 14840), (5740, 11554), (5777, 11480), (6104, 10865), (7420, 8938), (7630, 8692)]