81961632

素因数分解:

$2^5\times 3^4\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:432

約数の個数: 120

約数和(自身を含む): 244179936

約数和(自身を除く): 162218304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 103, 108, 144, 162, 206, 216, 288, 307, 309, 324, 412, 432, 614, 618, 648, 824, 864, 921, 927, 1228, 1236, 1296, 1648, 1842, 1854, 2456, 2472, 2592, 2763, 2781, 3296, 3684, 3708, 4912, 4944, 5526, 5562, 7368, 7416, 8289, 8343, 9824, 9888, 11052, 11124, 14736, 14832, 16578, 16686, 22104, 22248, 24867, 29472, 29664, 31621, 33156, 33372, 44208, 44496, 49734, 63242, 66312, 66744, 88416, 88992, 94863, 99468, 126484, 132624, 133488, 189726, 198936, 252968, 265248, 266976, 284589, 379452, 397872, 505936, 569178, 758904, 795744, 853767, 1011872, 1138356, 1517808, 1707534, 2276712, 2561301, 3035616, 3415068, 4553424, 5122602, 6830136, 9106848, 10245204, 13660272, 20490408, 27320544, 40980816, 81961632]

約数ペア:

[(1, 81961632), (2, 40980816), (3, 27320544), (4, 20490408), (6, 13660272), (8, 10245204), (9, 9106848), (12, 6830136), (16, 5122602), (18, 4553424), (24, 3415068), (27, 3035616), (32, 2561301), (36, 2276712), (48, 1707534), (54, 1517808), (72, 1138356), (81, 1011872), (96, 853767), (103, 795744), (108, 758904), (144, 569178), (162, 505936), (206, 397872), (216, 379452), (288, 284589), (307, 266976), (309, 265248), (324, 252968), (412, 198936), (432, 189726), (614, 133488), (618, 132624), (648, 126484), (824, 99468), (864, 94863), (921, 88992), (927, 88416), (1228, 66744), (1236, 66312), (1296, 63242), (1648, 49734), (1842, 44496), (1854, 44208), (2456, 33372), (2472, 33156), (2592, 31621), (2763, 29664), (2781, 29472), (3296, 24867), (3684, 22248), (3708, 22104), (4912, 16686), (4944, 16578), (5526, 14832), (5562, 14736), (7368, 11124), (7416, 11052), (8289, 9888), (8343, 9824)]