220492080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{306239}}^1$

素因数の和:306258

約数の個数: 60

約数和(自身を含む): 740488320

約数和(自身を除く): 519996240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 306239, 612478, 918717, 1224956, 1531195, 1837434, 2449912, 2756151, 3062390, 3674868, 4593585, 4899824, 5512302, 6124780, 7349736, 9187170, 11024604, 12249560, 13780755, 14699472, 18374340, 22049208, 24499120, 27561510, 36748680, 44098416, 55123020, 73497360, 110246040, 220492080]

約数ペア:

[(1, 220492080), (2, 110246040), (3, 73497360), (4, 55123020), (5, 44098416), (6, 36748680), (8, 27561510), (9, 24499120), (10, 22049208), (12, 18374340), (15, 14699472), (16, 13780755), (18, 12249560), (20, 11024604), (24, 9187170), (30, 7349736), (36, 6124780), (40, 5512302), (45, 4899824), (48, 4593585), (60, 3674868), (72, 3062390), (80, 2756151), (90, 2449912), (120, 1837434), (144, 1531195), (180, 1224956), (240, 918717), (360, 612478), (720, 306239)]