427198240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1997}}^1$

素因数の和:2210

約数の個数: 96

約数和(自身を含む): 1160054784

約数和(自身を除く): 732856544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 191, 224, 280, 382, 560, 764, 955, 1120, 1337, 1528, 1910, 1997, 2674, 3056, 3820, 3994, 5348, 6112, 6685, 7640, 7988, 9985, 10696, 13370, 13979, 15280, 15976, 19970, 21392, 26740, 27958, 30560, 31952, 39940, 42784, 53480, 55916, 63904, 69895, 79880, 106960, 111832, 139790, 159760, 213920, 223664, 279580, 319520, 381427, 447328, 559160, 762854, 1118320, 1525708, 1907135, 2236640, 2669989, 3051416, 3814270, 5339978, 6102832, 7628540, 10679956, 12205664, 13349945, 15257080, 21359912, 26699890, 30514160, 42719824, 53399780, 61028320, 85439648, 106799560, 213599120, 427198240]

約数ペア:

[(1, 427198240), (2, 213599120), (4, 106799560), (5, 85439648), (7, 61028320), (8, 53399780), (10, 42719824), (14, 30514160), (16, 26699890), (20, 21359912), (28, 15257080), (32, 13349945), (35, 12205664), (40, 10679956), (56, 7628540), (70, 6102832), (80, 5339978), (112, 3814270), (140, 3051416), (160, 2669989), (191, 2236640), (224, 1907135), (280, 1525708), (382, 1118320), (560, 762854), (764, 559160), (955, 447328), (1120, 381427), (1337, 319520), (1528, 279580), (1910, 223664), (1997, 213920), (2674, 159760), (3056, 139790), (3820, 111832), (3994, 106960), (5348, 79880), (6112, 69895), (6685, 63904), (7640, 55916), (7988, 53480), (9985, 42784), (10696, 39940), (13370, 31952), (13979, 30560), (15280, 27958), (15976, 26740), (19970, 21392)]