217867248

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:551

約数の個数: 120

約数和(自身を含む): 633877088

約数和(自身を除く): 416009840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 103, 111, 144, 148, 206, 222, 296, 309, 333, 397, 412, 444, 592, 618, 666, 794, 824, 888, 927, 1191, 1236, 1332, 1588, 1648, 1776, 1854, 2382, 2472, 2664, 3176, 3573, 3708, 3811, 4764, 4944, 5328, 6352, 7146, 7416, 7622, 9528, 11433, 14292, 14689, 14832, 15244, 19056, 22866, 28584, 29378, 30488, 34299, 40891, 44067, 45732, 57168, 58756, 60976, 68598, 81782, 88134, 91464, 117512, 122673, 132201, 137196, 163564, 176268, 182928, 235024, 245346, 264402, 274392, 327128, 352536, 368019, 490692, 528804, 548784, 654256, 705072, 736038, 981384, 1057608, 1472076, 1512967, 1962768, 2115216, 2944152, 3025934, 4538901, 5888304, 6051868, 9077802, 12103736, 13616703, 18155604, 24207472, 27233406, 36311208, 54466812, 72622416, 108933624, 217867248]

約数ペア:

[(1, 217867248), (2, 108933624), (3, 72622416), (4, 54466812), (6, 36311208), (8, 27233406), (9, 24207472), (12, 18155604), (16, 13616703), (18, 12103736), (24, 9077802), (36, 6051868), (37, 5888304), (48, 4538901), (72, 3025934), (74, 2944152), (103, 2115216), (111, 1962768), (144, 1512967), (148, 1472076), (206, 1057608), (222, 981384), (296, 736038), (309, 705072), (333, 654256), (397, 548784), (412, 528804), (444, 490692), (592, 368019), (618, 352536), (666, 327128), (794, 274392), (824, 264402), (888, 245346), (927, 235024), (1191, 182928), (1236, 176268), (1332, 163564), (1588, 137196), (1648, 132201), (1776, 122673), (1854, 117512), (2382, 91464), (2472, 88134), (2664, 81782), (3176, 68598), (3573, 60976), (3708, 58756), (3811, 57168), (4764, 45732), (4944, 44067), (5328, 40891), (6352, 34299), (7146, 30488), (7416, 29378), (7622, 28584), (9528, 22866), (11433, 19056), (14292, 15244), (14689, 14832)]