215313228

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 669360384

約数和(自身を除く): 454047156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 31, 34, 36, 39, 51, 52, 54, 62, 68, 78, 81, 93, 97, 102, 108, 117, 124, 153, 156, 162, 186, 194, 204, 221, 234, 279, 291, 306, 324, 351, 372, 388, 403, 442, 459, 468, 527, 558, 582, 612, 663, 702, 806, 837, 873, 884, 918, 1053, 1054, 1116, 1164, 1209, 1261, 1326, 1377, 1404, 1581, 1612, 1649, 1674, 1746, 1836, 1989, 2106, 2108, 2418, 2511, 2522, 2619, 2652, 2754, 3007, 3162, 3298, 3348, 3492, 3627, 3783, 3978, 4212, 4743, 4836, 4947, 5022, 5044, 5238, 5508, 5967, 6014, 6324, 6596, 6851, 7254, 7566, 7857, 7956, 9021, 9486, 9894, 10044, 10476, 10881, 11349, 11934, 12028, 13702, 14229, 14508, 14841, 15132, 15714, 17901, 18042, 18972, 19788, 20553, 21437, 21762, 22698, 23868, 27063, 27404, 28458, 29682, 31428, 32643, 34047, 35802, 36084, 39091, 41106, 42687, 42874, 43524, 44523, 45396, 51119, 54126, 56916, 59364, 61659, 64311, 65286, 68094, 71604, 78182, 81189, 82212, 85374, 85748, 89046, 102141, 102238, 108252, 117273, 123318, 128622, 130572, 133569, 136188, 153357, 156364, 162378, 170748, 178092, 184977, 192933, 204282, 204476, 234546, 243567, 246636, 257244, 267138, 306714, 324756, 351819, 369954, 385866, 408564, 460071, 469092, 487134, 534276, 554931, 578799, 613428, 664547, 703638, 739908, 771732, 920142, 974268, 1055457, 1109862, 1157598, 1329094, 1380213, 1407276, 1736397, 1840284, 1993641, 2110914, 2219724, 2315196, 2658188, 2760426, 3166371, 3472794, 3987282, 4140639, 4221828, 5520852, 5980923, 6332742, 6945588, 7974564, 8281278, 11961846, 12665484, 16562556, 17942769, 23923692, 35885538, 53828307, 71771076, 107656614, 215313228]

約数ペア:

[(1, 215313228), (2, 107656614), (3, 71771076), (4, 53828307), (6, 35885538), (9, 23923692), (12, 17942769), (13, 16562556), (17, 12665484), (18, 11961846), (26, 8281278), (27, 7974564), (31, 6945588), (34, 6332742), (36, 5980923), (39, 5520852), (51, 4221828), (52, 4140639), (54, 3987282), (62, 3472794), (68, 3166371), (78, 2760426), (81, 2658188), (93, 2315196), (97, 2219724), (102, 2110914), (108, 1993641), (117, 1840284), (124, 1736397), (153, 1407276), (156, 1380213), (162, 1329094), (186, 1157598), (194, 1109862), (204, 1055457), (221, 974268), (234, 920142), (279, 771732), (291, 739908), (306, 703638), (324, 664547), (351, 613428), (372, 578799), (388, 554931), (403, 534276), (442, 487134), (459, 469092), (468, 460071), (527, 408564), (558, 385866), (582, 369954), (612, 351819), (663, 324756), (702, 306714), (806, 267138), (837, 257244), (873, 246636), (884, 243567), (918, 234546), (1053, 204476), (1054, 204282), (1116, 192933), (1164, 184977), (1209, 178092), (1261, 170748), (1326, 162378), (1377, 156364), (1404, 153357), (1581, 136188), (1612, 133569), (1649, 130572), (1674, 128622), (1746, 123318), (1836, 117273), (1989, 108252), (2106, 102238), (2108, 102141), (2418, 89046), (2511, 85748), (2522, 85374), (2619, 82212), (2652, 81189), (2754, 78182), (3007, 71604), (3162, 68094), (3298, 65286), (3348, 64311), (3492, 61659), (3627, 59364), (3783, 56916), (3978, 54126), (4212, 51119), (4743, 45396), (4836, 44523), (4947, 43524), (5022, 42874), (5044, 42687), (5238, 41106), (5508, 39091), (5967, 36084), (6014, 35802), (6324, 34047), (6596, 32643), (6851, 31428), (7254, 29682), (7566, 28458), (7857, 27404), (7956, 27063), (9021, 23868), (9486, 22698), (9894, 21762), (10044, 21437), (10476, 20553), (10881, 19788), (11349, 18972), (11934, 18042), (12028, 17901), (13702, 15714), (14229, 15132), (14508, 14841)]