21262345680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{913331}}^1$

素因数の和:913444

約数の個数: 80

約数和(自身を含む): 66592862784

約数和(自身を除く): 45330517104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3880, 4656, 5820, 7760, 11640, 23280, 913331, 1826662, 2739993, 3653324, 4566655, 5479986, 7306648, 9133310, 10959972, 13699965, 14613296, 18266620, 21919944, 27399930, 36533240, 43839888, 54799860, 73066480, 88593107, 109599720, 177186214, 219199440, 265779321, 354372428, 442965535, 531558642, 708744856, 885931070, 1063117284, 1328896605, 1417489712, 1771862140, 2126234568, 2657793210, 3543724280, 4252469136, 5315586420, 7087448560, 10631172840, 21262345680]

約数ペア:

[(1, 21262345680), (2, 10631172840), (3, 7087448560), (4, 5315586420), (5, 4252469136), (6, 3543724280), (8, 2657793210), (10, 2126234568), (12, 1771862140), (15, 1417489712), (16, 1328896605), (20, 1063117284), (24, 885931070), (30, 708744856), (40, 531558642), (48, 442965535), (60, 354372428), (80, 265779321), (97, 219199440), (120, 177186214), (194, 109599720), (240, 88593107), (291, 73066480), (388, 54799860), (485, 43839888), (582, 36533240), (776, 27399930), (970, 21919944), (1164, 18266620), (1455, 14613296), (1552, 13699965), (1940, 10959972), (2328, 9133310), (2910, 7306648), (3880, 5479986), (4656, 4566655), (5820, 3653324), (7760, 2739993), (11640, 1826662), (23280, 913331)]