1239645420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{40751}}^1$

素因数の和:40792

約数の個数: 108

約数和(自身を含む): 4071858336

約数和(自身を除く): 2832212916

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, 40751, 81502, 122253, 163004, 203755, 244506, 366759, 407510, 489012, 529763, 611265, 733518, 815020, 1059526, 1222530, 1467036, 1589289, 1833795, 2119052, 2445060, 2648815, 3178578, 3667590, 4767867, 5297630, 6357156, 6886919, 7335180, 7946445, 9535734, 10595260, 13773838, 15892890, 19071468, 20660757, 23839335, 27547676, 31785780, 34434595, 41321514, 47678670, 61982271, 68869190, 82643028, 95357340, 103303785, 123964542, 137738380, 206607570, 247929084, 309911355, 413215140, 619822710, 1239645420]

約数ペア:

[(1, 1239645420), (2, 619822710), (3, 413215140), (4, 309911355), (5, 247929084), (6, 206607570), (9, 137738380), (10, 123964542), (12, 103303785), (13, 95357340), (15, 82643028), (18, 68869190), (20, 61982271), (26, 47678670), (30, 41321514), (36, 34434595), (39, 31785780), (45, 27547676), (52, 23839335), (60, 20660757), (65, 19071468), (78, 15892890), (90, 13773838), (117, 10595260), (130, 9535734), (156, 7946445), (169, 7335180), (180, 6886919), (195, 6357156), (234, 5297630), (260, 4767867), (338, 3667590), (390, 3178578), (468, 2648815), (507, 2445060), (585, 2119052), (676, 1833795), (780, 1589289), (845, 1467036), (1014, 1222530), (1170, 1059526), (1521, 815020), (1690, 733518), (2028, 611265), (2340, 529763), (2535, 489012), (3042, 407510), (3380, 366759), (5070, 244506), (6084, 203755), (7605, 163004), (10140, 122253), (15210, 81502), (30420, 40751)]