1089619860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{370619}}^1$

素因数の和:370645

約数の個数: 72

約数和(自身を含む): 3549057120

約数和(自身を除く): 2459437260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 370619, 741238, 1111857, 1482476, 1853095, 2223714, 2594333, 3706190, 4447428, 5188666, 5559285, 7412380, 7782999, 10377332, 11118570, 12971665, 15565998, 18160331, 22237140, 25943330, 31131996, 36320662, 38914995, 51886660, 54480993, 72641324, 77829990, 90801655, 108961986, 155659980, 181603310, 217923972, 272404965, 363206620, 544809930, 1089619860]

約数ペア:

[(1, 1089619860), (2, 544809930), (3, 363206620), (4, 272404965), (5, 217923972), (6, 181603310), (7, 155659980), (10, 108961986), (12, 90801655), (14, 77829990), (15, 72641324), (20, 54480993), (21, 51886660), (28, 38914995), (30, 36320662), (35, 31131996), (42, 25943330), (49, 22237140), (60, 18160331), (70, 15565998), (84, 12971665), (98, 11118570), (105, 10377332), (140, 7782999), (147, 7412380), (196, 5559285), (210, 5188666), (245, 4447428), (294, 3706190), (420, 2594333), (490, 2223714), (588, 1853095), (735, 1482476), (980, 1111857), (1470, 741238), (2940, 370619)]