400486590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4049}}^1$

素因数の和:4226

約数の個数: 96

約数和(自身を含む): 1197892800

約数和(自身を除く): 797406210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 157, 210, 314, 315, 471, 630, 785, 942, 1099, 1413, 1570, 2198, 2355, 2826, 3297, 4049, 4710, 5495, 6594, 7065, 8098, 9891, 10990, 12147, 14130, 16485, 19782, 20245, 24294, 28343, 32970, 36441, 40490, 49455, 56686, 60735, 72882, 85029, 98910, 121470, 141715, 170058, 182205, 255087, 283430, 364410, 425145, 510174, 635693, 850290, 1271386, 1275435, 1907079, 2550870, 3178465, 3814158, 4449851, 5721237, 6356930, 8899702, 9535395, 11442474, 13349553, 19070790, 22249255, 26699106, 28606185, 40048659, 44498510, 57212370, 66747765, 80097318, 133495530, 200243295, 400486590]

約数ペア:

[(1, 400486590), (2, 200243295), (3, 133495530), (5, 80097318), (6, 66747765), (7, 57212370), (9, 44498510), (10, 40048659), (14, 28606185), (15, 26699106), (18, 22249255), (21, 19070790), (30, 13349553), (35, 11442474), (42, 9535395), (45, 8899702), (63, 6356930), (70, 5721237), (90, 4449851), (105, 3814158), (126, 3178465), (157, 2550870), (210, 1907079), (314, 1275435), (315, 1271386), (471, 850290), (630, 635693), (785, 510174), (942, 425145), (1099, 364410), (1413, 283430), (1570, 255087), (2198, 182205), (2355, 170058), (2826, 141715), (3297, 121470), (4049, 98910), (4710, 85029), (5495, 72882), (6594, 60735), (7065, 56686), (8098, 49455), (9891, 40490), (10990, 36441), (12147, 32970), (14130, 28343), (16485, 24294), (19782, 20245)]