870012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^3$

素因数の和:60

約数の個数: 72

約数和(自身を含む): 2598960

約数和(自身を除く): 1728948

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 169, 198, 234, 286, 338, 396, 429, 468, 507, 572, 676, 858, 1014, 1287, 1521, 1716, 1859, 2028, 2197, 2574, 3042, 3718, 4394, 5148, 5577, 6084, 6591, 7436, 8788, 11154, 13182, 16731, 19773, 22308, 24167, 26364, 33462, 39546, 48334, 66924, 72501, 79092, 96668, 145002, 217503, 290004, 435006, 870012]

約数ペア:

[(1, 870012), (2, 435006), (3, 290004), (4, 217503), (6, 145002), (9, 96668), (11, 79092), (12, 72501), (13, 66924), (18, 48334), (22, 39546), (26, 33462), (33, 26364), (36, 24167), (39, 22308), (44, 19773), (52, 16731), (66, 13182), (78, 11154), (99, 8788), (117, 7436), (132, 6591), (143, 6084), (156, 5577), (169, 5148), (198, 4394), (234, 3718), (286, 3042), (338, 2574), (396, 2197), (429, 2028), (468, 1859), (507, 1716), (572, 1521), (676, 1287), (858, 1014)]