161720280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1250

約数の個数: 128

約数和(自身を含む): 543499200

約数和(自身を除く): 381778920

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, 137, 180, 216, 270, 274, 360, 411, 540, 548, 685, 822, 1080, 1093, 1096, 1233, 1370, 1644, 2055, 2186, 2466, 2740, 3279, 3288, 3699, 4110, 4372, 4932, 5465, 5480, 6165, 6558, 7398, 8220, 8744, 9837, 9864, 10930, 12330, 13116, 14796, 16395, 16440, 18495, 19674, 21860, 24660, 26232, 29511, 29592, 32790, 36990, 39348, 43720, 49185, 49320, 59022, 65580, 73980, 78696, 98370, 118044, 131160, 147555, 147960, 149741, 196740, 236088, 295110, 299482, 393480, 449223, 590220, 598964, 748705, 898446, 1180440, 1197928, 1347669, 1497410, 1796892, 2246115, 2695338, 2994820, 3593784, 4043007, 4492230, 5390676, 5989640, 6738345, 8086014, 8984460, 10781352, 13476690, 16172028, 17968920, 20215035, 26953380, 32344056, 40430070, 53906760, 80860140, 161720280]

約数ペア:

[(1, 161720280), (2, 80860140), (3, 53906760), (4, 40430070), (5, 32344056), (6, 26953380), (8, 20215035), (9, 17968920), (10, 16172028), (12, 13476690), (15, 10781352), (18, 8984460), (20, 8086014), (24, 6738345), (27, 5989640), (30, 5390676), (36, 4492230), (40, 4043007), (45, 3593784), (54, 2994820), (60, 2695338), (72, 2246115), (90, 1796892), (108, 1497410), (120, 1347669), (135, 1197928), (137, 1180440), (180, 898446), (216, 748705), (270, 598964), (274, 590220), (360, 449223), (411, 393480), (540, 299482), (548, 295110), (685, 236088), (822, 196740), (1080, 149741), (1093, 147960), (1096, 147555), (1233, 131160), (1370, 118044), (1644, 98370), (2055, 78696), (2186, 73980), (2466, 65580), (2740, 59022), (3279, 49320), (3288, 49185), (3699, 43720), (4110, 39348), (4372, 36990), (4932, 32790), (5465, 29592), (5480, 29511), (6165, 26232), (6558, 24660), (7398, 21860), (8220, 19674), (8744, 18495), (9837, 16440), (9864, 16395), (10930, 14796), (12330, 13116)]