281426640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{881}}^1$

素因数の和:930

約数の個数: 160

約数和(自身を含む): 960688512

約数和(自身を除く): 679261872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 881, 968, 1210, 1320, 1331, 1452, 1762, 1815, 1936, 2420, 2640, 2643, 2662, 2904, 3524, 3630, 3993, 4405, 4840, 5286, 5324, 5808, 6655, 7048, 7260, 7986, 8810, 9680, 9691, 10572, 10648, 13215, 13310, 14096, 14520, 15972, 17620, 19382, 19965, 21144, 21296, 26430, 26620, 29040, 29073, 31944, 35240, 38764, 39930, 42288, 48455, 52860, 53240, 58146, 63888, 70480, 77528, 79860, 96910, 105720, 106480, 106601, 116292, 145365, 155056, 159720, 193820, 211440, 213202, 232584, 290730, 319440, 319803, 387640, 426404, 465168, 533005, 581460, 639606, 775280, 852808, 1066010, 1162920, 1172611, 1279212, 1599015, 1705616, 2132020, 2325840, 2345222, 2558424, 3198030, 3517833, 4264040, 4690444, 5116848, 5863055, 6396060, 7035666, 8528080, 9380888, 11726110, 12792120, 14071332, 17589165, 18761776, 23452220, 25584240, 28142664, 35178330, 46904440, 56285328, 70356660, 93808880, 140713320, 281426640]

約数ペア:

[(1, 281426640), (2, 140713320), (3, 93808880), (4, 70356660), (5, 56285328), (6, 46904440), (8, 35178330), (10, 28142664), (11, 25584240), (12, 23452220), (15, 18761776), (16, 17589165), (20, 14071332), (22, 12792120), (24, 11726110), (30, 9380888), (33, 8528080), (40, 7035666), (44, 6396060), (48, 5863055), (55, 5116848), (60, 4690444), (66, 4264040), (80, 3517833), (88, 3198030), (110, 2558424), (120, 2345222), (121, 2325840), (132, 2132020), (165, 1705616), (176, 1599015), (220, 1279212), (240, 1172611), (242, 1162920), (264, 1066010), (330, 852808), (363, 775280), (440, 639606), (484, 581460), (528, 533005), (605, 465168), (660, 426404), (726, 387640), (880, 319803), (881, 319440), (968, 290730), (1210, 232584), (1320, 213202), (1331, 211440), (1452, 193820), (1762, 159720), (1815, 155056), (1936, 145365), (2420, 116292), (2640, 106601), (2643, 106480), (2662, 105720), (2904, 96910), (3524, 79860), (3630, 77528), (3993, 70480), (4405, 63888), (4840, 58146), (5286, 53240), (5324, 52860), (5808, 48455), (6655, 42288), (7048, 39930), (7260, 38764), (7986, 35240), (8810, 31944), (9680, 29073), (9691, 29040), (10572, 26620), (10648, 26430), (13215, 21296), (13310, 21144), (14096, 19965), (14520, 19382), (15972, 17620)]