87000012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 261381120

約数和(自身を除く): 174381108

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 31, 33, 36, 38, 44, 57, 62, 66, 76, 93, 99, 114, 124, 132, 171, 186, 198, 209, 228, 279, 341, 342, 372, 373, 396, 418, 558, 589, 627, 682, 684, 746, 836, 1023, 1116, 1119, 1178, 1254, 1364, 1492, 1767, 1881, 2046, 2238, 2356, 2508, 3069, 3357, 3534, 3762, 4092, 4103, 4476, 5301, 6138, 6479, 6714, 7068, 7087, 7524, 8206, 10602, 11563, 12276, 12309, 12958, 13428, 14174, 16412, 19437, 21204, 21261, 23126, 24618, 25916, 28348, 34689, 36927, 38874, 42522, 46252, 49236, 58311, 63783, 69378, 73854, 77748, 77957, 85044, 104067, 116622, 127193, 127566, 138756, 147708, 155914, 208134, 219697, 233244, 233871, 254386, 255132, 311828, 381579, 416268, 439394, 467742, 508772, 659091, 701613, 763158, 878788, 935484, 1144737, 1318182, 1403226, 1526316, 1977273, 2289474, 2416667, 2636364, 2806452, 3954546, 4578948, 4833334, 7250001, 7909092, 9666668, 14500002, 21750003, 29000004, 43500006, 87000012]

約数ペア:

[(1, 87000012), (2, 43500006), (3, 29000004), (4, 21750003), (6, 14500002), (9, 9666668), (11, 7909092), (12, 7250001), (18, 4833334), (19, 4578948), (22, 3954546), (31, 2806452), (33, 2636364), (36, 2416667), (38, 2289474), (44, 1977273), (57, 1526316), (62, 1403226), (66, 1318182), (76, 1144737), (93, 935484), (99, 878788), (114, 763158), (124, 701613), (132, 659091), (171, 508772), (186, 467742), (198, 439394), (209, 416268), (228, 381579), (279, 311828), (341, 255132), (342, 254386), (372, 233871), (373, 233244), (396, 219697), (418, 208134), (558, 155914), (589, 147708), (627, 138756), (682, 127566), (684, 127193), (746, 116622), (836, 104067), (1023, 85044), (1116, 77957), (1119, 77748), (1178, 73854), (1254, 69378), (1364, 63783), (1492, 58311), (1767, 49236), (1881, 46252), (2046, 42522), (2238, 38874), (2356, 36927), (2508, 34689), (3069, 28348), (3357, 25916), (3534, 24618), (3762, 23126), (4092, 21261), (4103, 21204), (4476, 19437), (5301, 16412), (6138, 14174), (6479, 13428), (6714, 12958), (7068, 12309), (7087, 12276), (7524, 11563), (8206, 10602)]