223654960

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:838

約数の個数: 80

約数和(自身を含む): 542376000

約数和(自身を除く): 318721040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 149, 232, 290, 298, 464, 580, 596, 647, 745, 1160, 1192, 1294, 1490, 2320, 2384, 2588, 2980, 3235, 4321, 5176, 5960, 6470, 8642, 10352, 11920, 12940, 17284, 18763, 21605, 25880, 34568, 37526, 43210, 51760, 69136, 75052, 86420, 93815, 96403, 150104, 172840, 187630, 192806, 300208, 345680, 375260, 385612, 482015, 750520, 771224, 964030, 1501040, 1542448, 1928060, 2795687, 3856120, 5591374, 7712240, 11182748, 13978435, 22365496, 27956870, 44730992, 55913740, 111827480, 223654960]

約数ペア:

[(1, 223654960), (2, 111827480), (4, 55913740), (5, 44730992), (8, 27956870), (10, 22365496), (16, 13978435), (20, 11182748), (29, 7712240), (40, 5591374), (58, 3856120), (80, 2795687), (116, 1928060), (145, 1542448), (149, 1501040), (232, 964030), (290, 771224), (298, 750520), (464, 482015), (580, 385612), (596, 375260), (647, 345680), (745, 300208), (1160, 192806), (1192, 187630), (1294, 172840), (1490, 150104), (2320, 96403), (2384, 93815), (2588, 86420), (2980, 75052), (3235, 69136), (4321, 51760), (5176, 43210), (5960, 37526), (6470, 34568), (8642, 25880), (10352, 21605), (11920, 18763), (12940, 17284)]