204900320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1164

約数の個数: 96

約数和(自身を含む): 520261056

約数和(自身を除く): 315360736

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 71, 80, 85, 136, 142, 160, 170, 272, 284, 340, 355, 544, 568, 680, 710, 1061, 1136, 1207, 1360, 1420, 2122, 2272, 2414, 2720, 2840, 4244, 4828, 5305, 5680, 6035, 8488, 9656, 10610, 11360, 12070, 16976, 18037, 19312, 21220, 24140, 33952, 36074, 38624, 42440, 48280, 72148, 75331, 84880, 90185, 96560, 144296, 150662, 169760, 180370, 193120, 288592, 301324, 360740, 376655, 577184, 602648, 721480, 753310, 1205296, 1280627, 1442960, 1506620, 2410592, 2561254, 2885920, 3013240, 5122508, 6026480, 6403135, 10245016, 12052960, 12806270, 20490032, 25612540, 40980064, 51225080, 102450160, 204900320]

約数ペア:

[(1, 204900320), (2, 102450160), (4, 51225080), (5, 40980064), (8, 25612540), (10, 20490032), (16, 12806270), (17, 12052960), (20, 10245016), (32, 6403135), (34, 6026480), (40, 5122508), (68, 3013240), (71, 2885920), (80, 2561254), (85, 2410592), (136, 1506620), (142, 1442960), (160, 1280627), (170, 1205296), (272, 753310), (284, 721480), (340, 602648), (355, 577184), (544, 376655), (568, 360740), (680, 301324), (710, 288592), (1061, 193120), (1136, 180370), (1207, 169760), (1360, 150662), (1420, 144296), (2122, 96560), (2272, 90185), (2414, 84880), (2720, 75331), (2840, 72148), (4244, 48280), (4828, 42440), (5305, 38624), (5680, 36074), (6035, 33952), (8488, 24140), (9656, 21220), (10610, 19312), (11360, 18037), (12070, 16976)]