238281888

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:831

約数の個数: 144

約数和(自身を含む): 713875680

約数和(自身を除く): 475593792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 76, 78, 96, 104, 114, 152, 156, 169, 208, 228, 247, 304, 312, 338, 416, 456, 494, 507, 608, 624, 676, 741, 773, 912, 988, 1014, 1248, 1352, 1482, 1546, 1824, 1976, 2028, 2319, 2704, 2964, 3092, 3211, 3952, 4056, 4638, 5408, 5928, 6184, 6422, 7904, 8112, 9276, 9633, 10049, 11856, 12368, 12844, 14687, 16224, 18552, 19266, 20098, 23712, 24736, 25688, 29374, 30147, 37104, 38532, 40196, 44061, 51376, 58748, 60294, 74208, 77064, 80392, 88122, 102752, 117496, 120588, 130637, 154128, 160784, 176244, 190931, 234992, 241176, 261274, 308256, 321568, 352488, 381862, 391911, 469984, 482352, 522548, 572793, 704976, 763724, 783822, 964704, 1045096, 1145586, 1409952, 1527448, 1567644, 2090192, 2291172, 2482103, 3054896, 3135288, 4180384, 4582344, 4964206, 6109792, 6270576, 7446309, 9164688, 9928412, 12541152, 14892618, 18329376, 19856824, 29785236, 39713648, 59570472, 79427296, 119140944, 238281888]

約数ペア:

[(1, 238281888), (2, 119140944), (3, 79427296), (4, 59570472), (6, 39713648), (8, 29785236), (12, 19856824), (13, 18329376), (16, 14892618), (19, 12541152), (24, 9928412), (26, 9164688), (32, 7446309), (38, 6270576), (39, 6109792), (48, 4964206), (52, 4582344), (57, 4180384), (76, 3135288), (78, 3054896), (96, 2482103), (104, 2291172), (114, 2090192), (152, 1567644), (156, 1527448), (169, 1409952), (208, 1145586), (228, 1045096), (247, 964704), (304, 783822), (312, 763724), (338, 704976), (416, 572793), (456, 522548), (494, 482352), (507, 469984), (608, 391911), (624, 381862), (676, 352488), (741, 321568), (773, 308256), (912, 261274), (988, 241176), (1014, 234992), (1248, 190931), (1352, 176244), (1482, 160784), (1546, 154128), (1824, 130637), (1976, 120588), (2028, 117496), (2319, 102752), (2704, 88122), (2964, 80392), (3092, 77064), (3211, 74208), (3952, 60294), (4056, 58748), (4638, 51376), (5408, 44061), (5928, 40196), (6184, 38532), (6422, 37104), (7904, 30147), (8112, 29374), (9276, 25688), (9633, 24736), (10049, 23712), (11856, 20098), (12368, 19266), (12844, 18552), (14687, 16224)]