222079520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:275

約数の個数: 144

約数和(自身を含む): 584381952

約数和(自身を除く): 362302432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 169, 172, 191, 208, 215, 260, 338, 344, 382, 416, 430, 520, 559, 676, 688, 764, 845, 860, 955, 1040, 1118, 1352, 1376, 1528, 1690, 1720, 1910, 2080, 2236, 2483, 2704, 2795, 3056, 3380, 3440, 3820, 4472, 4966, 5408, 5590, 6112, 6760, 6880, 7267, 7640, 8213, 8944, 9932, 11180, 12415, 13520, 14534, 15280, 16426, 17888, 19864, 22360, 24830, 27040, 29068, 30560, 32279, 32852, 36335, 39728, 41065, 44720, 49660, 58136, 64558, 65704, 72670, 79456, 82130, 89440, 99320, 106769, 116272, 129116, 131408, 145340, 161395, 164260, 198640, 213538, 232544, 258232, 262816, 290680, 322790, 328520, 397280, 427076, 516464, 533845, 581360, 645580, 657040, 854152, 1032928, 1067690, 1162720, 1291160, 1314080, 1387997, 1708304, 2135380, 2582320, 2775994, 3416608, 4270760, 5164640, 5551988, 6939985, 8541520, 11103976, 13879970, 17083040, 22207952, 27759940, 44415904, 55519880, 111039760, 222079520]

約数ペア:

[(1, 222079520), (2, 111039760), (4, 55519880), (5, 44415904), (8, 27759940), (10, 22207952), (13, 17083040), (16, 13879970), (20, 11103976), (26, 8541520), (32, 6939985), (40, 5551988), (43, 5164640), (52, 4270760), (65, 3416608), (80, 2775994), (86, 2582320), (104, 2135380), (130, 1708304), (160, 1387997), (169, 1314080), (172, 1291160), (191, 1162720), (208, 1067690), (215, 1032928), (260, 854152), (338, 657040), (344, 645580), (382, 581360), (416, 533845), (430, 516464), (520, 427076), (559, 397280), (676, 328520), (688, 322790), (764, 290680), (845, 262816), (860, 258232), (955, 232544), (1040, 213538), (1118, 198640), (1352, 164260), (1376, 161395), (1528, 145340), (1690, 131408), (1720, 129116), (1910, 116272), (2080, 106769), (2236, 99320), (2483, 89440), (2704, 82130), (2795, 79456), (3056, 72670), (3380, 65704), (3440, 64558), (3820, 58136), (4472, 49660), (4966, 44720), (5408, 41065), (5590, 39728), (6112, 36335), (6760, 32852), (6880, 32279), (7267, 30560), (7640, 29068), (8213, 27040), (8944, 24830), (9932, 22360), (11180, 19864), (12415, 17888), (13520, 16426), (14534, 15280)]