906027280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2621}}^1$

素因数の和:2812

約数の個数: 80

約数和(自身を含む): 2194614000

約数和(自身を除く): 1288586720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 149, 232, 290, 298, 464, 580, 596, 745, 1160, 1192, 1490, 2320, 2384, 2621, 2980, 4321, 5242, 5960, 8642, 10484, 11920, 13105, 17284, 20968, 21605, 26210, 34568, 41936, 43210, 52420, 69136, 76009, 86420, 104840, 152018, 172840, 209680, 304036, 345680, 380045, 390529, 608072, 760090, 781058, 1216144, 1520180, 1562116, 1952645, 3040360, 3124232, 3905290, 6080720, 6248464, 7810580, 11325341, 15621160, 22650682, 31242320, 45301364, 56626705, 90602728, 113253410, 181205456, 226506820, 453013640, 906027280]

約数ペア:

[(1, 906027280), (2, 453013640), (4, 226506820), (5, 181205456), (8, 113253410), (10, 90602728), (16, 56626705), (20, 45301364), (29, 31242320), (40, 22650682), (58, 15621160), (80, 11325341), (116, 7810580), (145, 6248464), (149, 6080720), (232, 3905290), (290, 3124232), (298, 3040360), (464, 1952645), (580, 1562116), (596, 1520180), (745, 1216144), (1160, 781058), (1192, 760090), (1490, 608072), (2320, 390529), (2384, 380045), (2621, 345680), (2980, 304036), (4321, 209680), (5242, 172840), (5960, 152018), (8642, 104840), (10484, 86420), (11920, 76009), (13105, 69136), (17284, 52420), (20968, 43210), (21605, 41936), (26210, 34568)]