247892520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^2\times {\mathrm{331}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 755485920

約数和(自身を除く): 507593400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 331, 395, 474, 632, 662, 790, 948, 993, 1185, 1324, 1580, 1655, 1896, 1986, 2370, 2648, 3160, 3310, 3972, 4740, 4965, 6241, 6620, 7944, 9480, 9930, 12482, 13240, 18723, 19860, 24964, 26149, 31205, 37446, 39720, 49928, 52298, 62410, 74892, 78447, 93615, 104596, 124820, 130745, 149784, 156894, 187230, 209192, 249640, 261490, 313788, 374460, 392235, 522980, 627576, 748920, 784470, 1045960, 1568940, 2065771, 3137880, 4131542, 6197313, 8263084, 10328855, 12394626, 16526168, 20657710, 24789252, 30986565, 41315420, 49578504, 61973130, 82630840, 123946260, 247892520]

約数ペア:

[(1, 247892520), (2, 123946260), (3, 82630840), (4, 61973130), (5, 49578504), (6, 41315420), (8, 30986565), (10, 24789252), (12, 20657710), (15, 16526168), (20, 12394626), (24, 10328855), (30, 8263084), (40, 6197313), (60, 4131542), (79, 3137880), (120, 2065771), (158, 1568940), (237, 1045960), (316, 784470), (331, 748920), (395, 627576), (474, 522980), (632, 392235), (662, 374460), (790, 313788), (948, 261490), (993, 249640), (1185, 209192), (1324, 187230), (1580, 156894), (1655, 149784), (1896, 130745), (1986, 124820), (2370, 104596), (2648, 93615), (3160, 78447), (3310, 74892), (3972, 62410), (4740, 52298), (4965, 49928), (6241, 39720), (6620, 37446), (7944, 31205), (9480, 26149), (9930, 24964), (12482, 19860), (13240, 18723)]