206812160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1359

約数の個数: 88

約数和(自身を含む): 512503296

約数和(自身を除く): 305691136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1303, 1984, 2480, 2560, 2606, 3968, 4960, 5120, 5212, 6515, 7936, 9920, 10424, 13030, 15872, 19840, 20848, 26060, 31744, 39680, 40393, 41696, 52120, 79360, 80786, 83392, 104240, 158720, 161572, 166784, 201965, 208480, 323144, 333568, 403930, 416960, 646288, 667136, 807860, 833920, 1292576, 1334272, 1615720, 1667840, 2585152, 3231440, 3335680, 5170304, 6462880, 6671360, 10340608, 12925760, 20681216, 25851520, 41362432, 51703040, 103406080, 206812160]

約数ペア:

[(1, 206812160), (2, 103406080), (4, 51703040), (5, 41362432), (8, 25851520), (10, 20681216), (16, 12925760), (20, 10340608), (31, 6671360), (32, 6462880), (40, 5170304), (62, 3335680), (64, 3231440), (80, 2585152), (124, 1667840), (128, 1615720), (155, 1334272), (160, 1292576), (248, 833920), (256, 807860), (310, 667136), (320, 646288), (496, 416960), (512, 403930), (620, 333568), (640, 323144), (992, 208480), (1024, 201965), (1240, 166784), (1280, 161572), (1303, 158720), (1984, 104240), (2480, 83392), (2560, 80786), (2606, 79360), (3968, 52120), (4960, 41696), (5120, 40393), (5212, 39680), (6515, 31744), (7936, 26060), (9920, 20848), (10424, 19840), (13030, 15872)]