221349840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{922291}}^1$

素因数の和:922307

約数の個数: 40

約数和(自身を含む): 686185248

約数和(自身を除く): 464835408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 922291, 1844582, 2766873, 3689164, 4611455, 5533746, 7378328, 9222910, 11067492, 13834365, 14756656, 18445820, 22134984, 27668730, 36891640, 44269968, 55337460, 73783280, 110674920, 221349840]

約数ペア:

[(1, 221349840), (2, 110674920), (3, 73783280), (4, 55337460), (5, 44269968), (6, 36891640), (8, 27668730), (10, 22134984), (12, 18445820), (15, 14756656), (16, 13834365), (20, 11067492), (24, 9222910), (30, 7378328), (40, 5533746), (48, 4611455), (60, 3689164), (80, 2766873), (120, 1844582), (240, 922291)]