208415844

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:706

約数の個数: 144

約数和(自身を含む): 655304832

約数和(自身を除く): 446888988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 113, 117, 126, 156, 182, 226, 234, 252, 273, 339, 364, 452, 468, 546, 563, 678, 791, 819, 1017, 1092, 1126, 1356, 1469, 1582, 1638, 1689, 2034, 2252, 2373, 2938, 3164, 3276, 3378, 3941, 4068, 4407, 4746, 5067, 5876, 6756, 7119, 7319, 7882, 8814, 9492, 10134, 10283, 11823, 13221, 14238, 14638, 15764, 17628, 20268, 20566, 21957, 23646, 26442, 28476, 29276, 30849, 35469, 41132, 43914, 47292, 51233, 52884, 61698, 63619, 65871, 70938, 87828, 92547, 102466, 123396, 127238, 131742, 141876, 153699, 185094, 190857, 204932, 254476, 263484, 307398, 370188, 381714, 445333, 461097, 572571, 614796, 763428, 827047, 890666, 922194, 1145142, 1335999, 1654094, 1781332, 1844388, 2290284, 2481141, 2671998, 3308188, 4007997, 4962282, 5343996, 5789329, 7443423, 8015994, 9924564, 11578658, 14886846, 16031988, 17367987, 23157316, 29773692, 34735974, 52103961, 69471948, 104207922, 208415844]

約数ペア:

[(1, 208415844), (2, 104207922), (3, 69471948), (4, 52103961), (6, 34735974), (7, 29773692), (9, 23157316), (12, 17367987), (13, 16031988), (14, 14886846), (18, 11578658), (21, 9924564), (26, 8015994), (28, 7443423), (36, 5789329), (39, 5343996), (42, 4962282), (52, 4007997), (63, 3308188), (78, 2671998), (84, 2481141), (91, 2290284), (113, 1844388), (117, 1781332), (126, 1654094), (156, 1335999), (182, 1145142), (226, 922194), (234, 890666), (252, 827047), (273, 763428), (339, 614796), (364, 572571), (452, 461097), (468, 445333), (546, 381714), (563, 370188), (678, 307398), (791, 263484), (819, 254476), (1017, 204932), (1092, 190857), (1126, 185094), (1356, 153699), (1469, 141876), (1582, 131742), (1638, 127238), (1689, 123396), (2034, 102466), (2252, 92547), (2373, 87828), (2938, 70938), (3164, 65871), (3276, 63619), (3378, 61698), (3941, 52884), (4068, 51233), (4407, 47292), (4746, 43914), (5067, 41132), (5876, 35469), (6756, 30849), (7119, 29276), (7319, 28476), (7882, 26442), (8814, 23646), (9492, 21957), (10134, 20566), (10283, 20268), (11823, 17628), (13221, 15764), (14238, 14638)]