2122147160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2243}}^1$

素因数の和:2401

約数の個数: 128

約数和(自身を含む): 5687193600

約数和(自身を除く): 3565046440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 109, 124, 140, 155, 217, 218, 248, 280, 310, 434, 436, 545, 620, 763, 868, 872, 1085, 1090, 1240, 1526, 1736, 2170, 2180, 2243, 3052, 3379, 3815, 4340, 4360, 4486, 6104, 6758, 7630, 8680, 8972, 11215, 13516, 15260, 15701, 16895, 17944, 22430, 23653, 27032, 30520, 31402, 33790, 44860, 47306, 62804, 67580, 69533, 78505, 89720, 94612, 118265, 125608, 135160, 139066, 157010, 189224, 236530, 244487, 278132, 314020, 347665, 473060, 486731, 488974, 556264, 628040, 695330, 946120, 973462, 977948, 1222435, 1390660, 1711409, 1946924, 1955896, 2433655, 2444870, 2781320, 3422818, 3893848, 4867310, 4889740, 6845636, 7579097, 8557045, 9734620, 9779480, 13691272, 15158194, 17114090, 19469240, 30316388, 34228180, 37895485, 53053679, 60632776, 68456360, 75790970, 106107358, 151581940, 212214716, 265268395, 303163880, 424429432, 530536790, 1061073580, 2122147160]

約数ペア:

[(1, 2122147160), (2, 1061073580), (4, 530536790), (5, 424429432), (7, 303163880), (8, 265268395), (10, 212214716), (14, 151581940), (20, 106107358), (28, 75790970), (31, 68456360), (35, 60632776), (40, 53053679), (56, 37895485), (62, 34228180), (70, 30316388), (109, 19469240), (124, 17114090), (140, 15158194), (155, 13691272), (217, 9779480), (218, 9734620), (248, 8557045), (280, 7579097), (310, 6845636), (434, 4889740), (436, 4867310), (545, 3893848), (620, 3422818), (763, 2781320), (868, 2444870), (872, 2433655), (1085, 1955896), (1090, 1946924), (1240, 1711409), (1526, 1390660), (1736, 1222435), (2170, 977948), (2180, 973462), (2243, 946120), (3052, 695330), (3379, 628040), (3815, 556264), (4340, 488974), (4360, 486731), (4486, 473060), (6104, 347665), (6758, 314020), (7630, 278132), (8680, 244487), (8972, 236530), (11215, 189224), (13516, 157010), (15260, 139066), (15701, 135160), (16895, 125608), (17944, 118265), (22430, 94612), (23653, 89720), (27032, 78505), (30520, 69533), (31402, 67580), (33790, 62804), (44860, 47306)]