290517920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23581}}^1$

素因数の和:23614

約数の個数: 96

約数和(自身を含む): 855743616

約数和(自身を除く): 565225696

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 23581, 47162, 94324, 117905, 165067, 188648, 235810, 259391, 330134, 377296, 471620, 518782, 660268, 754592, 825335, 943240, 1037564, 1296955, 1320536, 1650670, 1815737, 1886480, 2075128, 2593910, 2641072, 3301340, 3631474, 3772960, 4150256, 5187820, 5282144, 6602680, 7262948, 8300512, 9078685, 10375640, 13205360, 14525896, 18157370, 20751280, 26410720, 29051792, 36314740, 41502560, 58103584, 72629480, 145258960, 290517920]

約数ペア:

[(1, 290517920), (2, 145258960), (4, 72629480), (5, 58103584), (7, 41502560), (8, 36314740), (10, 29051792), (11, 26410720), (14, 20751280), (16, 18157370), (20, 14525896), (22, 13205360), (28, 10375640), (32, 9078685), (35, 8300512), (40, 7262948), (44, 6602680), (55, 5282144), (56, 5187820), (70, 4150256), (77, 3772960), (80, 3631474), (88, 3301340), (110, 2641072), (112, 2593910), (140, 2075128), (154, 1886480), (160, 1815737), (176, 1650670), (220, 1320536), (224, 1296955), (280, 1037564), (308, 943240), (352, 825335), (385, 754592), (440, 660268), (560, 518782), (616, 471620), (770, 377296), (880, 330134), (1120, 259391), (1232, 235810), (1540, 188648), (1760, 165067), (2464, 117905), (3080, 94324), (6160, 47162), (12320, 23581)]