66781584

素因数分解:

$2^4\times 3^4\times {\mathrm{227}}^2$

素因数の和:474

約数の個数: 75

約数和(自身を含む): 194140507

約数和(自身を除く): 127358923

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 227, 324, 432, 454, 648, 681, 908, 1296, 1362, 1816, 2043, 2724, 3632, 4086, 5448, 6129, 8172, 10896, 12258, 16344, 18387, 24516, 32688, 36774, 49032, 51529, 73548, 98064, 103058, 147096, 154587, 206116, 294192, 309174, 412232, 463761, 618348, 824464, 927522, 1236696, 1391283, 1855044, 2473392, 2782566, 3710088, 4173849, 5565132, 7420176, 8347698, 11130264, 16695396, 22260528, 33390792, 66781584]

約数ペア:

[(1, 66781584), (2, 33390792), (3, 22260528), (4, 16695396), (6, 11130264), (8, 8347698), (9, 7420176), (12, 5565132), (16, 4173849), (18, 3710088), (24, 2782566), (27, 2473392), (36, 1855044), (48, 1391283), (54, 1236696), (72, 927522), (81, 824464), (108, 618348), (144, 463761), (162, 412232), (216, 309174), (227, 294192), (324, 206116), (432, 154587), (454, 147096), (648, 103058), (681, 98064), (908, 73548), (1296, 51529), (1362, 49032), (1816, 36774), (2043, 32688), (2724, 24516), (3632, 18387), (4086, 16344), (5448, 12258), (6129, 10896)]