208739856

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 598225600

約数和(自身を除く): 389485744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 41, 48, 52, 78, 82, 104, 123, 156, 164, 199, 208, 246, 312, 328, 398, 492, 533, 597, 624, 656, 796, 984, 1066, 1194, 1592, 1599, 1681, 1968, 2132, 2388, 2587, 3184, 3198, 3362, 4264, 4776, 5043, 5174, 6396, 6724, 7761, 8159, 8528, 9552, 10086, 10348, 12792, 13448, 15522, 16318, 20172, 20696, 21853, 24477, 25584, 26896, 31044, 32636, 40344, 41392, 43706, 48954, 62088, 65272, 65559, 80688, 87412, 97908, 106067, 124176, 130544, 131118, 174824, 195816, 212134, 262236, 318201, 334519, 349648, 391632, 424268, 524472, 636402, 669038, 848536, 1003557, 1048944, 1272804, 1338076, 1697072, 2007114, 2545608, 2676152, 4014228, 4348747, 5091216, 5352304, 8028456, 8697494, 13046241, 16056912, 17394988, 26092482, 34789976, 52184964, 69579952, 104369928, 208739856]

約数ペア:

[(1, 208739856), (2, 104369928), (3, 69579952), (4, 52184964), (6, 34789976), (8, 26092482), (12, 17394988), (13, 16056912), (16, 13046241), (24, 8697494), (26, 8028456), (39, 5352304), (41, 5091216), (48, 4348747), (52, 4014228), (78, 2676152), (82, 2545608), (104, 2007114), (123, 1697072), (156, 1338076), (164, 1272804), (199, 1048944), (208, 1003557), (246, 848536), (312, 669038), (328, 636402), (398, 524472), (492, 424268), (533, 391632), (597, 349648), (624, 334519), (656, 318201), (796, 262236), (984, 212134), (1066, 195816), (1194, 174824), (1592, 131118), (1599, 130544), (1681, 124176), (1968, 106067), (2132, 97908), (2388, 87412), (2587, 80688), (3184, 65559), (3198, 65272), (3362, 62088), (4264, 48954), (4776, 43706), (5043, 41392), (5174, 40344), (6396, 32636), (6724, 31044), (7761, 26896), (8159, 25584), (8528, 24477), (9552, 21853), (10086, 20696), (10348, 20172), (12792, 16318), (13448, 15522)]