218656516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 460615680

約数和(自身を除く): 241959164

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 79, 101, 124, 158, 202, 221, 316, 403, 404, 442, 527, 806, 884, 1027, 1054, 1313, 1343, 1612, 1717, 2054, 2108, 2449, 2626, 2686, 3131, 3434, 4108, 4898, 5252, 5372, 6262, 6851, 6868, 7979, 9796, 12524, 13702, 15958, 17459, 22321, 27404, 31837, 31916, 34918, 40703, 41633, 44642, 53227, 63674, 69836, 81406, 83266, 89284, 103727, 106454, 127348, 135643, 162812, 166532, 207454, 212908, 247349, 271286, 414908, 494698, 541229, 542572, 691951, 989396, 1082458, 1383902, 1763359, 2164916, 2767804, 3215537, 3526718, 4204933, 6431074, 7053436, 8409866, 12862148, 16819732, 54664129, 109328258, 218656516]

約数ペア:

[(1, 218656516), (2, 109328258), (4, 54664129), (13, 16819732), (17, 12862148), (26, 8409866), (31, 7053436), (34, 6431074), (52, 4204933), (62, 3526718), (68, 3215537), (79, 2767804), (101, 2164916), (124, 1763359), (158, 1383902), (202, 1082458), (221, 989396), (316, 691951), (403, 542572), (404, 541229), (442, 494698), (527, 414908), (806, 271286), (884, 247349), (1027, 212908), (1054, 207454), (1313, 166532), (1343, 162812), (1612, 135643), (1717, 127348), (2054, 106454), (2108, 103727), (2449, 89284), (2626, 83266), (2686, 81406), (3131, 69836), (3434, 63674), (4108, 53227), (4898, 44642), (5252, 41633), (5372, 40703), (6262, 34918), (6851, 31916), (6868, 31837), (7979, 27404), (9796, 22321), (12524, 17459), (13702, 15958)]