191507820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2161}}^1$

素因数の和:2391

約数の個数: 96

約数和(自身を含む): 616014336

約数和(自身を除く): 424506516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 633, 844, 1055, 1266, 1477, 2110, 2161, 2532, 2954, 3165, 4220, 4322, 4431, 5908, 6330, 6483, 7385, 8644, 8862, 10805, 12660, 12966, 14770, 15127, 17724, 21610, 22155, 25932, 29540, 30254, 32415, 43220, 44310, 45381, 60508, 64830, 75635, 88620, 90762, 129660, 151270, 181524, 226905, 302540, 453810, 455971, 907620, 911942, 1367913, 1823884, 2279855, 2735826, 3191797, 4559710, 5471652, 6383594, 6839565, 9119420, 9575391, 12767188, 13679130, 15958985, 19150782, 27358260, 31917970, 38301564, 47876955, 63835940, 95753910, 191507820]

約数ペア:

[(1, 191507820), (2, 95753910), (3, 63835940), (4, 47876955), (5, 38301564), (6, 31917970), (7, 27358260), (10, 19150782), (12, 15958985), (14, 13679130), (15, 12767188), (20, 9575391), (21, 9119420), (28, 6839565), (30, 6383594), (35, 5471652), (42, 4559710), (60, 3191797), (70, 2735826), (84, 2279855), (105, 1823884), (140, 1367913), (210, 911942), (211, 907620), (420, 455971), (422, 453810), (633, 302540), (844, 226905), (1055, 181524), (1266, 151270), (1477, 129660), (2110, 90762), (2161, 88620), (2532, 75635), (2954, 64830), (3165, 60508), (4220, 45381), (4322, 44310), (4431, 43220), (5908, 32415), (6330, 30254), (6483, 29540), (7385, 25932), (8644, 22155), (8862, 21610), (10805, 17724), (12660, 15127), (12966, 14770)]