6489990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 19081440

約数和(自身を除く): 12591450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 43, 45, 54, 65, 78, 86, 90, 117, 129, 130, 135, 195, 215, 234, 258, 270, 351, 387, 390, 430, 559, 585, 645, 702, 774, 1118, 1161, 1170, 1290, 1677, 1755, 1849, 1935, 2322, 2795, 3354, 3510, 3698, 3870, 5031, 5547, 5590, 5805, 8385, 9245, 10062, 11094, 11610, 15093, 16641, 16770, 18490, 24037, 25155, 27735, 30186, 33282, 48074, 49923, 50310, 55470, 72111, 75465, 83205, 99846, 120185, 144222, 150930, 166410, 216333, 240370, 249615, 360555, 432666, 499230, 648999, 721110, 1081665, 1297998, 2163330, 3244995, 6489990]

約数ペア:

[(1, 6489990), (2, 3244995), (3, 2163330), (5, 1297998), (6, 1081665), (9, 721110), (10, 648999), (13, 499230), (15, 432666), (18, 360555), (26, 249615), (27, 240370), (30, 216333), (39, 166410), (43, 150930), (45, 144222), (54, 120185), (65, 99846), (78, 83205), (86, 75465), (90, 72111), (117, 55470), (129, 50310), (130, 49923), (135, 48074), (195, 33282), (215, 30186), (234, 27735), (258, 25155), (270, 24037), (351, 18490), (387, 16770), (390, 16641), (430, 15093), (559, 11610), (585, 11094), (645, 10062), (702, 9245), (774, 8385), (1118, 5805), (1161, 5590), (1170, 5547), (1290, 5031), (1677, 3870), (1755, 3698), (1849, 3510), (1935, 3354), (2322, 2795)]