281385456

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1303}}^1$

素因数の和:1734

約数の個数: 80

約数和(自身を含む): 795544320

約数和(自身を除く): 514158864

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 409, 528, 818, 1227, 1303, 1636, 2454, 2606, 3272, 3909, 4499, 4908, 5212, 6544, 7818, 8998, 9816, 10424, 13497, 14333, 15636, 17996, 19632, 20848, 26994, 28666, 31272, 35992, 42999, 53988, 57332, 62544, 71984, 85998, 107976, 114664, 171996, 215952, 229328, 343992, 532927, 687984, 1065854, 1598781, 2131708, 3197562, 4263416, 5862197, 6395124, 8526832, 11724394, 12790248, 17586591, 23448788, 25580496, 35173182, 46897576, 70346364, 93795152, 140692728, 281385456]

約数ペア:

[(1, 281385456), (2, 140692728), (3, 93795152), (4, 70346364), (6, 46897576), (8, 35173182), (11, 25580496), (12, 23448788), (16, 17586591), (22, 12790248), (24, 11724394), (33, 8526832), (44, 6395124), (48, 5862197), (66, 4263416), (88, 3197562), (132, 2131708), (176, 1598781), (264, 1065854), (409, 687984), (528, 532927), (818, 343992), (1227, 229328), (1303, 215952), (1636, 171996), (2454, 114664), (2606, 107976), (3272, 85998), (3909, 71984), (4499, 62544), (4908, 57332), (5212, 53988), (6544, 42999), (7818, 35992), (8998, 31272), (9816, 28666), (10424, 26994), (13497, 20848), (14333, 19632), (15636, 17996)]