87166590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 250905600

約数和(自身を除く): 163739010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 49, 70, 86, 98, 105, 129, 147, 197, 210, 215, 245, 258, 294, 301, 343, 394, 430, 490, 591, 602, 645, 686, 735, 903, 985, 1029, 1182, 1290, 1379, 1470, 1505, 1715, 1806, 1970, 2058, 2107, 2758, 2955, 3010, 3430, 4137, 4214, 4515, 5145, 5910, 6321, 6895, 8274, 8471, 9030, 9653, 10290, 10535, 12642, 13790, 14749, 16942, 19306, 20685, 21070, 25413, 28959, 29498, 31605, 41370, 42355, 44247, 48265, 50826, 57918, 59297, 63210, 67571, 73745, 84710, 88494, 96530, 118594, 127065, 135142, 144795, 147490, 177891, 202713, 221235, 254130, 289590, 296485, 337855, 355782, 405426, 415079, 442470, 592970, 675710, 830158, 889455, 1013565, 1245237, 1778910, 2027130, 2075395, 2490474, 2905553, 4150790, 5811106, 6226185, 8716659, 12452370, 14527765, 17433318, 29055530, 43583295, 87166590]

約数ペア:

[(1, 87166590), (2, 43583295), (3, 29055530), (5, 17433318), (6, 14527765), (7, 12452370), (10, 8716659), (14, 6226185), (15, 5811106), (21, 4150790), (30, 2905553), (35, 2490474), (42, 2075395), (43, 2027130), (49, 1778910), (70, 1245237), (86, 1013565), (98, 889455), (105, 830158), (129, 675710), (147, 592970), (197, 442470), (210, 415079), (215, 405426), (245, 355782), (258, 337855), (294, 296485), (301, 289590), (343, 254130), (394, 221235), (430, 202713), (490, 177891), (591, 147490), (602, 144795), (645, 135142), (686, 127065), (735, 118594), (903, 96530), (985, 88494), (1029, 84710), (1182, 73745), (1290, 67571), (1379, 63210), (1470, 59297), (1505, 57918), (1715, 50826), (1806, 48265), (1970, 44247), (2058, 42355), (2107, 41370), (2758, 31605), (2955, 29498), (3010, 28959), (3430, 25413), (4137, 21070), (4214, 20685), (4515, 19306), (5145, 16942), (5910, 14749), (6321, 13790), (6895, 12642), (8274, 10535), (8471, 10290), (9030, 9653)]