1290492786112

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1303507}}^1$

素因数の和:1304049

約数の個数: 56

約数和(自身を含む): 2648728256000

約数和(自身を除く): 1358235469888

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 499, 992, 998, 1984, 1996, 3992, 7984, 15469, 15968, 30938, 31936, 61876, 123752, 247504, 495008, 990016, 1303507, 2607014, 5214028, 10428056, 20856112, 40408717, 41712224, 80817434, 83424448, 161634868, 323269736, 646539472, 650449993, 1293078944, 1300899986, 2586157888, 2601799972, 5203599944, 10407199888, 20163949783, 20814399776, 40327899566, 41628799552, 80655799132, 161311598264, 322623196528, 645246393056, 1290492786112]

約数ペア:

[(1, 1290492786112), (2, 645246393056), (4, 322623196528), (8, 161311598264), (16, 80655799132), (31, 41628799552), (32, 40327899566), (62, 20814399776), (64, 20163949783), (124, 10407199888), (248, 5203599944), (496, 2601799972), (499, 2586157888), (992, 1300899986), (998, 1293078944), (1984, 650449993), (1996, 646539472), (3992, 323269736), (7984, 161634868), (15469, 83424448), (15968, 80817434), (30938, 41712224), (31936, 40408717), (61876, 20856112), (123752, 10428056), (247504, 5214028), (495008, 2607014), (990016, 1303507)]