381381480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1951}}^1$

素因数の和:2152

約数の個数: 128

約数和(自身を含む): 1278950400

約数和(自身を除く): 897568920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 181, 216, 270, 360, 362, 540, 543, 724, 905, 1080, 1086, 1448, 1629, 1810, 1951, 2172, 2715, 3258, 3620, 3902, 4344, 4887, 5430, 5853, 6516, 7240, 7804, 8145, 9755, 9774, 10860, 11706, 13032, 15608, 16290, 17559, 19510, 19548, 21720, 23412, 24435, 29265, 32580, 35118, 39020, 39096, 46824, 48870, 52677, 58530, 65160, 70236, 78040, 87795, 97740, 105354, 117060, 140472, 175590, 195480, 210708, 234120, 263385, 351180, 353131, 421416, 526770, 702360, 706262, 1053540, 1059393, 1412524, 1765655, 2107080, 2118786, 2825048, 3178179, 3531310, 4237572, 5296965, 6356358, 7062620, 8475144, 9534537, 10593930, 12712716, 14125240, 15890895, 19069074, 21187860, 25425432, 31781790, 38138148, 42375720, 47672685, 63563580, 76276296, 95345370, 127127160, 190690740, 381381480]

約数ペア:

[(1, 381381480), (2, 190690740), (3, 127127160), (4, 95345370), (5, 76276296), (6, 63563580), (8, 47672685), (9, 42375720), (10, 38138148), (12, 31781790), (15, 25425432), (18, 21187860), (20, 19069074), (24, 15890895), (27, 14125240), (30, 12712716), (36, 10593930), (40, 9534537), (45, 8475144), (54, 7062620), (60, 6356358), (72, 5296965), (90, 4237572), (108, 3531310), (120, 3178179), (135, 2825048), (180, 2118786), (181, 2107080), (216, 1765655), (270, 1412524), (360, 1059393), (362, 1053540), (540, 706262), (543, 702360), (724, 526770), (905, 421416), (1080, 353131), (1086, 351180), (1448, 263385), (1629, 234120), (1810, 210708), (1951, 195480), (2172, 175590), (2715, 140472), (3258, 117060), (3620, 105354), (3902, 97740), (4344, 87795), (4887, 78040), (5430, 70236), (5853, 65160), (6516, 58530), (7240, 52677), (7804, 48870), (8145, 46824), (9755, 39096), (9774, 39020), (10860, 35118), (11706, 32580), (13032, 29265), (15608, 24435), (16290, 23412), (17559, 21720), (19510, 19548)]