156717440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 414421920

約数和(自身を除く): 257704480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 113, 128, 160, 176, 197, 220, 226, 320, 352, 394, 440, 452, 565, 640, 704, 788, 880, 904, 985, 1130, 1243, 1408, 1576, 1760, 1808, 1970, 2167, 2260, 2486, 3152, 3520, 3616, 3940, 4334, 4520, 4972, 6215, 6304, 7040, 7232, 7880, 8668, 9040, 9944, 10835, 12430, 12608, 14464, 15760, 17336, 18080, 19888, 21670, 22261, 24860, 25216, 31520, 34672, 36160, 39776, 43340, 44522, 49720, 63040, 69344, 72320, 79552, 86680, 89044, 99440, 111305, 126080, 138688, 159104, 173360, 178088, 198880, 222610, 244871, 277376, 346720, 356176, 397760, 445220, 489742, 693440, 712352, 795520, 890440, 979484, 1224355, 1386880, 1424704, 1780880, 1958968, 2448710, 2849408, 3561760, 3917936, 4897420, 7123520, 7835872, 9794840, 14247040, 15671744, 19589680, 31343488, 39179360, 78358720, 156717440]

約数ペア:

[(1, 156717440), (2, 78358720), (4, 39179360), (5, 31343488), (8, 19589680), (10, 15671744), (11, 14247040), (16, 9794840), (20, 7835872), (22, 7123520), (32, 4897420), (40, 3917936), (44, 3561760), (55, 2849408), (64, 2448710), (80, 1958968), (88, 1780880), (110, 1424704), (113, 1386880), (128, 1224355), (160, 979484), (176, 890440), (197, 795520), (220, 712352), (226, 693440), (320, 489742), (352, 445220), (394, 397760), (440, 356176), (452, 346720), (565, 277376), (640, 244871), (704, 222610), (788, 198880), (880, 178088), (904, 173360), (985, 159104), (1130, 138688), (1243, 126080), (1408, 111305), (1576, 99440), (1760, 89044), (1808, 86680), (1970, 79552), (2167, 72320), (2260, 69344), (2486, 63040), (3152, 49720), (3520, 44522), (3616, 43340), (3940, 39776), (4334, 36160), (4520, 34672), (4972, 31520), (6215, 25216), (6304, 24860), (7040, 22261), (7232, 21670), (7880, 19888), (8668, 18080), (9040, 17336), (9944, 15760), (10835, 14464), (12430, 12608)]