172990188

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:461

約数の個数: 144

約数和(自身を含む): 528659040

約数和(自身を除く): 355668852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 97, 98, 108, 126, 147, 189, 194, 196, 252, 291, 294, 337, 378, 388, 441, 582, 588, 674, 679, 756, 873, 882, 1011, 1164, 1323, 1348, 1358, 1746, 1764, 2022, 2037, 2359, 2619, 2646, 2716, 3033, 3492, 4044, 4074, 4718, 4753, 5238, 5292, 6066, 6111, 7077, 8148, 9099, 9436, 9506, 10476, 12132, 12222, 14154, 14259, 16513, 18198, 18333, 19012, 21231, 24444, 28308, 28518, 32689, 33026, 36396, 36666, 42462, 42777, 49539, 57036, 63693, 65378, 66052, 73332, 84924, 85554, 98067, 99078, 127386, 128331, 130756, 148617, 171108, 196134, 198156, 228823, 254772, 256662, 294201, 297234, 392268, 445851, 457646, 513324, 588402, 594468, 686469, 882603, 891702, 915292, 1176804, 1372938, 1601761, 1765206, 1783404, 2059407, 2745876, 3203522, 3530412, 4118814, 4805283, 6178221, 6407044, 8237628, 9610566, 12356442, 14415849, 19221132, 24712884, 28831698, 43247547, 57663396, 86495094, 172990188]

約数ペア:

[(1, 172990188), (2, 86495094), (3, 57663396), (4, 43247547), (6, 28831698), (7, 24712884), (9, 19221132), (12, 14415849), (14, 12356442), (18, 9610566), (21, 8237628), (27, 6407044), (28, 6178221), (36, 4805283), (42, 4118814), (49, 3530412), (54, 3203522), (63, 2745876), (84, 2059407), (97, 1783404), (98, 1765206), (108, 1601761), (126, 1372938), (147, 1176804), (189, 915292), (194, 891702), (196, 882603), (252, 686469), (291, 594468), (294, 588402), (337, 513324), (378, 457646), (388, 445851), (441, 392268), (582, 297234), (588, 294201), (674, 256662), (679, 254772), (756, 228823), (873, 198156), (882, 196134), (1011, 171108), (1164, 148617), (1323, 130756), (1348, 128331), (1358, 127386), (1746, 99078), (1764, 98067), (2022, 85554), (2037, 84924), (2359, 73332), (2619, 66052), (2646, 65378), (2716, 63693), (3033, 57036), (3492, 49539), (4044, 42777), (4074, 42462), (4718, 36666), (4753, 36396), (5238, 33026), (5292, 32689), (6066, 28518), (6111, 28308), (7077, 24444), (8148, 21231), (9099, 19012), (9436, 18333), (9506, 18198), (10476, 16513), (12132, 14259), (12222, 14154)]