71431488

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 168

約数和(自身を含む): 221101920

約数和(自身を除く): 149670432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 61, 64, 72, 76, 96, 107, 114, 122, 144, 152, 171, 183, 192, 214, 228, 244, 288, 304, 321, 342, 366, 428, 456, 488, 549, 576, 608, 642, 684, 732, 856, 912, 963, 976, 1098, 1159, 1216, 1284, 1368, 1464, 1712, 1824, 1926, 1952, 2033, 2196, 2318, 2568, 2736, 2928, 3424, 3477, 3648, 3852, 3904, 4066, 4392, 4636, 5136, 5472, 5856, 6099, 6527, 6848, 6954, 7704, 8132, 8784, 9272, 10272, 10431, 10944, 11712, 12198, 13054, 13908, 15408, 16264, 17568, 18297, 18544, 19581, 20544, 20862, 24396, 26108, 27816, 30816, 32528, 35136, 36594, 37088, 39162, 41724, 48792, 52216, 55632, 58743, 61632, 65056, 73188, 74176, 78324, 83448, 97584, 104432, 111264, 117486, 124013, 130112, 146376, 156648, 166896, 195168, 208864, 222528, 234972, 248026, 292752, 313296, 333792, 372039, 390336, 417728, 469944, 496052, 585504, 626592, 667584, 744078, 939888, 992104, 1116117, 1171008, 1253184, 1488156, 1879776, 1984208, 2232234, 2976312, 3759552, 3968416, 4464468, 5952624, 7936832, 8928936, 11905248, 17857872, 23810496, 35715744, 71431488]

約数ペア:

[(1, 71431488), (2, 35715744), (3, 23810496), (4, 17857872), (6, 11905248), (8, 8928936), (9, 7936832), (12, 5952624), (16, 4464468), (18, 3968416), (19, 3759552), (24, 2976312), (32, 2232234), (36, 1984208), (38, 1879776), (48, 1488156), (57, 1253184), (61, 1171008), (64, 1116117), (72, 992104), (76, 939888), (96, 744078), (107, 667584), (114, 626592), (122, 585504), (144, 496052), (152, 469944), (171, 417728), (183, 390336), (192, 372039), (214, 333792), (228, 313296), (244, 292752), (288, 248026), (304, 234972), (321, 222528), (342, 208864), (366, 195168), (428, 166896), (456, 156648), (488, 146376), (549, 130112), (576, 124013), (608, 117486), (642, 111264), (684, 104432), (732, 97584), (856, 83448), (912, 78324), (963, 74176), (976, 73188), (1098, 65056), (1159, 61632), (1216, 58743), (1284, 55632), (1368, 52216), (1464, 48792), (1712, 41724), (1824, 39162), (1926, 37088), (1952, 36594), (2033, 35136), (2196, 32528), (2318, 30816), (2568, 27816), (2736, 26108), (2928, 24396), (3424, 20862), (3477, 20544), (3648, 19581), (3852, 18544), (3904, 18297), (4066, 17568), (4392, 16264), (4636, 15408), (5136, 13908), (5472, 13054), (5856, 12198), (6099, 11712), (6527, 10944), (6848, 10431), (6954, 10272), (7704, 9272), (8132, 8784)]