218019852

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1471}}^1$

素因数の和:1683

約数の個数: 72

約数和(自身を含む): 578672640

約数和(自身を除く): 360652788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 179, 207, 276, 358, 414, 537, 716, 828, 1074, 1471, 1611, 2148, 2942, 3222, 4117, 4413, 5884, 6444, 8234, 8826, 12351, 13239, 16468, 17652, 24702, 26478, 33833, 37053, 49404, 52956, 67666, 74106, 101499, 135332, 148212, 202998, 263309, 304497, 405996, 526618, 608994, 789927, 1053236, 1217988, 1579854, 2369781, 3159708, 4739562, 6056107, 9479124, 12112214, 18168321, 24224428, 36336642, 54504963, 72673284, 109009926, 218019852]

約数ペア:

[(1, 218019852), (2, 109009926), (3, 72673284), (4, 54504963), (6, 36336642), (9, 24224428), (12, 18168321), (18, 12112214), (23, 9479124), (36, 6056107), (46, 4739562), (69, 3159708), (92, 2369781), (138, 1579854), (179, 1217988), (207, 1053236), (276, 789927), (358, 608994), (414, 526618), (537, 405996), (716, 304497), (828, 263309), (1074, 202998), (1471, 148212), (1611, 135332), (2148, 101499), (2942, 74106), (3222, 67666), (4117, 52956), (4413, 49404), (5884, 37053), (6444, 33833), (8234, 26478), (8826, 24702), (12351, 17652), (13239, 16468)]