128336880

素因数分解:

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

素因数の和:1596

約数の個数: 160

約数和(自身を含む): 464256000

約数和(自身を除く): 335919120

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, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1559, 1680, 1715, 1960, 2058, 2352, 2744, 2940, 3118, 3430, 3920, 4116, 4677, 5145, 5488, 5880, 6236, 6860, 7795, 8232, 9354, 10290, 10913, 11760, 12472, 13720, 15590, 16464, 18708, 20580, 21826, 23385, 24944, 27440, 31180, 32739, 37416, 41160, 43652, 46770, 54565, 62360, 65478, 74832, 76391, 82320, 87304, 93540, 109130, 124720, 130956, 152782, 163695, 174608, 187080, 218260, 229173, 261912, 305564, 327390, 374160, 381955, 436520, 458346, 523824, 534737, 611128, 654780, 763910, 873040, 916692, 1069474, 1145865, 1222256, 1309560, 1527820, 1604211, 1833384, 2138948, 2291730, 2619120, 2673685, 3055640, 3208422, 3666768, 4277896, 4583460, 5347370, 6111280, 6416844, 8021055, 8555792, 9166920, 10694740, 12833688, 16042110, 18333840, 21389480, 25667376, 32084220, 42778960, 64168440, 128336880]

約数ペア:

[(1, 128336880), (2, 64168440), (3, 42778960), (4, 32084220), (5, 25667376), (6, 21389480), (7, 18333840), (8, 16042110), (10, 12833688), (12, 10694740), (14, 9166920), (15, 8555792), (16, 8021055), (20, 6416844), (21, 6111280), (24, 5347370), (28, 4583460), (30, 4277896), (35, 3666768), (40, 3208422), (42, 3055640), (48, 2673685), (49, 2619120), (56, 2291730), (60, 2138948), (70, 1833384), (80, 1604211), (84, 1527820), (98, 1309560), (105, 1222256), (112, 1145865), (120, 1069474), (140, 916692), (147, 873040), (168, 763910), (196, 654780), (210, 611128), (240, 534737), (245, 523824), (280, 458346), (294, 436520), (336, 381955), (343, 374160), (392, 327390), (420, 305564), (490, 261912), (560, 229173), (588, 218260), (686, 187080), (735, 174608), (784, 163695), (840, 152782), (980, 130956), (1029, 124720), (1176, 109130), (1372, 93540), (1470, 87304), (1559, 82320), (1680, 76391), (1715, 74832), (1960, 65478), (2058, 62360), (2352, 54565), (2744, 46770), (2940, 43652), (3118, 41160), (3430, 37416), (3920, 32739), (4116, 31180), (4677, 27440), (5145, 24944), (5488, 23385), (5880, 21826), (6236, 20580), (6860, 18708), (7795, 16464), (8232, 15590), (9354, 13720), (10290, 12472), (10913, 11760)]