222714250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 459613440

約数和(自身を除く): 236899190

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 125, 218, 250, 275, 545, 550, 743, 1090, 1199, 1375, 1486, 2398, 2725, 2750, 3715, 5450, 5995, 7430, 8173, 11990, 13625, 16346, 18575, 27250, 29975, 37150, 40865, 59950, 80987, 81730, 92875, 149875, 161974, 185750, 204325, 299750, 404935, 408650, 809870, 890857, 1021625, 1781714, 2024675, 2043250, 4049350, 4454285, 8908570, 10123375, 20246750, 22271425, 44542850, 111357125, 222714250]

約数ペア:

[(1, 222714250), (2, 111357125), (5, 44542850), (10, 22271425), (11, 20246750), (22, 10123375), (25, 8908570), (50, 4454285), (55, 4049350), (109, 2043250), (110, 2024675), (125, 1781714), (218, 1021625), (250, 890857), (275, 809870), (545, 408650), (550, 404935), (743, 299750), (1090, 204325), (1199, 185750), (1375, 161974), (1486, 149875), (2398, 92875), (2725, 81730), (2750, 80987), (3715, 59950), (5450, 40865), (5995, 37150), (7430, 29975), (8173, 27250), (11990, 18575), (13625, 16346)]