2947978680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{74219}}^1$

素因数の和:74564

約数の個数: 64

約数和(自身を含む): 8870774400

約数和(自身を除く): 5922795720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3972, 4965, 6620, 7944, 9930, 13240, 19860, 39720, 74219, 148438, 222657, 296876, 371095, 445314, 593752, 742190, 890628, 1113285, 1484380, 1781256, 2226570, 2968760, 4453140, 8906280, 24566489, 49132978, 73699467, 98265956, 122832445, 147398934, 196531912, 245664890, 294797868, 368497335, 491329780, 589595736, 736994670, 982659560, 1473989340, 2947978680]

約数ペア:

[(1, 2947978680), (2, 1473989340), (3, 982659560), (4, 736994670), (5, 589595736), (6, 491329780), (8, 368497335), (10, 294797868), (12, 245664890), (15, 196531912), (20, 147398934), (24, 122832445), (30, 98265956), (40, 73699467), (60, 49132978), (120, 24566489), (331, 8906280), (662, 4453140), (993, 2968760), (1324, 2226570), (1655, 1781256), (1986, 1484380), (2648, 1113285), (3310, 890628), (3972, 742190), (4965, 593752), (6620, 445314), (7944, 371095), (9930, 296876), (13240, 222657), (19860, 148438), (39720, 74219)]