8721570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 26127360

約数和(自身を除く): 17405790

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 33, 38, 39, 55, 57, 65, 66, 78, 95, 107, 110, 114, 130, 143, 165, 190, 195, 209, 214, 247, 285, 286, 321, 330, 390, 418, 429, 494, 535, 570, 627, 642, 715, 741, 858, 1045, 1070, 1177, 1235, 1254, 1391, 1430, 1482, 1605, 2033, 2090, 2145, 2354, 2470, 2717, 2782, 3135, 3210, 3531, 3705, 4066, 4173, 4290, 5434, 5885, 6099, 6270, 6955, 7062, 7410, 8151, 8346, 10165, 11770, 12198, 13585, 13910, 15301, 16302, 17655, 20330, 20865, 22363, 26429, 27170, 30495, 30602, 35310, 40755, 41730, 44726, 45903, 52858, 60990, 67089, 76505, 79287, 81510, 91806, 111815, 132145, 134178, 153010, 158574, 223630, 229515, 264290, 290719, 335445, 396435, 459030, 581438, 670890, 792870, 872157, 1453595, 1744314, 2907190, 4360785, 8721570]

約数ペア:

[(1, 8721570), (2, 4360785), (3, 2907190), (5, 1744314), (6, 1453595), (10, 872157), (11, 792870), (13, 670890), (15, 581438), (19, 459030), (22, 396435), (26, 335445), (30, 290719), (33, 264290), (38, 229515), (39, 223630), (55, 158574), (57, 153010), (65, 134178), (66, 132145), (78, 111815), (95, 91806), (107, 81510), (110, 79287), (114, 76505), (130, 67089), (143, 60990), (165, 52858), (190, 45903), (195, 44726), (209, 41730), (214, 40755), (247, 35310), (285, 30602), (286, 30495), (321, 27170), (330, 26429), (390, 22363), (418, 20865), (429, 20330), (494, 17655), (535, 16302), (570, 15301), (627, 13910), (642, 13585), (715, 12198), (741, 11770), (858, 10165), (1045, 8346), (1070, 8151), (1177, 7410), (1235, 7062), (1254, 6955), (1391, 6270), (1430, 6099), (1482, 5885), (1605, 5434), (2033, 4290), (2090, 4173), (2145, 4066), (2354, 3705), (2470, 3531), (2717, 3210), (2782, 3135)]