128315286

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 335301120

約数和(自身を除く): 206985834

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 97, 99, 102, 131, 153, 187, 194, 198, 262, 291, 297, 306, 374, 393, 459, 561, 582, 594, 786, 873, 918, 1067, 1122, 1179, 1441, 1649, 1683, 1746, 2134, 2227, 2358, 2619, 2882, 3201, 3298, 3366, 3537, 4323, 4454, 4947, 5049, 5238, 6402, 6681, 7074, 8646, 9603, 9894, 10098, 12707, 12969, 13362, 14841, 18139, 19206, 20043, 24497, 25414, 25938, 28809, 29682, 36278, 38121, 38907, 40086, 44523, 48994, 54417, 57618, 60129, 73491, 76242, 77814, 89046, 108834, 114363, 120258, 139777, 146982, 163251, 216019, 220473, 228726, 279554, 326502, 343089, 419331, 432038, 440946, 489753, 648057, 661419, 686178, 838662, 979506, 1257993, 1296114, 1322838, 1944171, 2376209, 2515986, 3773979, 3888342, 4752418, 5832513, 7128627, 7547958, 11665026, 14257254, 21385881, 42771762, 64157643, 128315286]

約数ペア:

[(1, 128315286), (2, 64157643), (3, 42771762), (6, 21385881), (9, 14257254), (11, 11665026), (17, 7547958), (18, 7128627), (22, 5832513), (27, 4752418), (33, 3888342), (34, 3773979), (51, 2515986), (54, 2376209), (66, 1944171), (97, 1322838), (99, 1296114), (102, 1257993), (131, 979506), (153, 838662), (187, 686178), (194, 661419), (198, 648057), (262, 489753), (291, 440946), (297, 432038), (306, 419331), (374, 343089), (393, 326502), (459, 279554), (561, 228726), (582, 220473), (594, 216019), (786, 163251), (873, 146982), (918, 139777), (1067, 120258), (1122, 114363), (1179, 108834), (1441, 89046), (1649, 77814), (1683, 76242), (1746, 73491), (2134, 60129), (2227, 57618), (2358, 54417), (2619, 48994), (2882, 44523), (3201, 40086), (3298, 38907), (3366, 38121), (3537, 36278), (4323, 29682), (4454, 28809), (4947, 25938), (5049, 25414), (5238, 24497), (6402, 20043), (6681, 19206), (7074, 18139), (8646, 14841), (9603, 13362), (9894, 12969), (10098, 12707)]