7826488020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{257281}}^1$

素因数の和:257322

約数の個数: 108

約数和(自身を含む): 25707102876

約数和(自身を除く): 17880614856

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 1014, 1170, 1521, 1690, 2028, 2340, 2535, 3042, 3380, 5070, 6084, 7605, 10140, 15210, 30420, 257281, 514562, 771843, 1029124, 1286405, 1543686, 2315529, 2572810, 3087372, 3344653, 3859215, 4631058, 5145620, 6689306, 7718430, 9262116, 10033959, 11577645, 13378612, 15436860, 16723265, 20067918, 23155290, 30101877, 33446530, 40135836, 43480489, 46310580, 50169795, 60203754, 66893060, 86960978, 100339590, 120407508, 130441467, 150509385, 173921956, 200679180, 217402445, 260882934, 301018770, 391324401, 434804890, 521765868, 602037540, 652207335, 782648802, 869609780, 1304414670, 1565297604, 1956622005, 2608829340, 3913244010, 7826488020]

約数ペア:

[(1, 7826488020), (2, 3913244010), (3, 2608829340), (4, 1956622005), (5, 1565297604), (6, 1304414670), (9, 869609780), (10, 782648802), (12, 652207335), (13, 602037540), (15, 521765868), (18, 434804890), (20, 391324401), (26, 301018770), (30, 260882934), (36, 217402445), (39, 200679180), (45, 173921956), (52, 150509385), (60, 130441467), (65, 120407508), (78, 100339590), (90, 86960978), (117, 66893060), (130, 60203754), (156, 50169795), (169, 46310580), (180, 43480489), (195, 40135836), (234, 33446530), (260, 30101877), (338, 23155290), (390, 20067918), (468, 16723265), (507, 15436860), (585, 13378612), (676, 11577645), (780, 10033959), (845, 9262116), (1014, 7718430), (1170, 6689306), (1521, 5145620), (1690, 4631058), (2028, 3859215), (2340, 3344653), (2535, 3087372), (3042, 2572810), (3380, 2315529), (5070, 1543686), (6084, 1286405), (7605, 1029124), (10140, 771843), (15210, 514562), (30420, 257281)]