221052320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1174

約数の個数: 96

約数和(自身を含む): 552738816

約数和(自身を除く): 331686496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 80, 82, 124, 155, 160, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 992, 1087, 1240, 1271, 1312, 1640, 2174, 2480, 2542, 3280, 4348, 4960, 5084, 5435, 6355, 6560, 8696, 10168, 10870, 12710, 17392, 20336, 21740, 25420, 33697, 34784, 40672, 43480, 44567, 50840, 67394, 86960, 89134, 101680, 134788, 168485, 173920, 178268, 203360, 222835, 269576, 336970, 356536, 445670, 539152, 673940, 713072, 891340, 1078304, 1347880, 1381577, 1426144, 1782680, 2695760, 2763154, 3565360, 5391520, 5526308, 6907885, 7130720, 11052616, 13815770, 22105232, 27631540, 44210464, 55263080, 110526160, 221052320]

約数ペア:

[(1, 221052320), (2, 110526160), (4, 55263080), (5, 44210464), (8, 27631540), (10, 22105232), (16, 13815770), (20, 11052616), (31, 7130720), (32, 6907885), (40, 5526308), (41, 5391520), (62, 3565360), (80, 2763154), (82, 2695760), (124, 1782680), (155, 1426144), (160, 1381577), (164, 1347880), (205, 1078304), (248, 891340), (310, 713072), (328, 673940), (410, 539152), (496, 445670), (620, 356536), (656, 336970), (820, 269576), (992, 222835), (1087, 203360), (1240, 178268), (1271, 173920), (1312, 168485), (1640, 134788), (2174, 101680), (2480, 89134), (2542, 86960), (3280, 67394), (4348, 50840), (4960, 44567), (5084, 43480), (5435, 40672), (6355, 34784), (6560, 33697), (8696, 25420), (10168, 21740), (10870, 20336), (12710, 17392)]