18333840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1559}}^1$

素因数の和:1589

約数の個数: 120

約数和(自身を含む): 66156480

約数和(自身を除く): 47822640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1559, 1680, 1960, 2352, 2940, 3118, 3920, 4677, 5880, 6236, 7795, 9354, 10913, 11760, 12472, 15590, 18708, 21826, 23385, 24944, 31180, 32739, 37416, 43652, 46770, 54565, 62360, 65478, 74832, 76391, 87304, 93540, 109130, 124720, 130956, 152782, 163695, 174608, 187080, 218260, 229173, 261912, 305564, 327390, 374160, 381955, 436520, 458346, 523824, 611128, 654780, 763910, 873040, 916692, 1145865, 1222256, 1309560, 1527820, 1833384, 2291730, 2619120, 3055640, 3666768, 4583460, 6111280, 9166920, 18333840]

約数ペア:

[(1, 18333840), (2, 9166920), (3, 6111280), (4, 4583460), (5, 3666768), (6, 3055640), (7, 2619120), (8, 2291730), (10, 1833384), (12, 1527820), (14, 1309560), (15, 1222256), (16, 1145865), (20, 916692), (21, 873040), (24, 763910), (28, 654780), (30, 611128), (35, 523824), (40, 458346), (42, 436520), (48, 381955), (49, 374160), (56, 327390), (60, 305564), (70, 261912), (80, 229173), (84, 218260), (98, 187080), (105, 174608), (112, 163695), (120, 152782), (140, 130956), (147, 124720), (168, 109130), (196, 93540), (210, 87304), (240, 76391), (245, 74832), (280, 65478), (294, 62360), (336, 54565), (392, 46770), (420, 43652), (490, 37416), (560, 32739), (588, 31180), (735, 24944), (784, 23385), (840, 21826), (980, 18708), (1176, 15590), (1470, 12472), (1559, 11760), (1680, 10913), (1960, 9354), (2352, 7795), (2940, 6236), (3118, 5880), (3920, 4677)]