268741168

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 585900000

約数和(自身を除く): 317158832

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 149, 152, 272, 298, 304, 323, 349, 596, 646, 698, 1192, 1292, 1396, 2384, 2533, 2584, 2792, 2831, 5066, 5168, 5584, 5662, 5933, 6631, 10132, 11324, 11866, 13262, 20264, 22648, 23732, 26524, 40528, 45296, 47464, 48127, 52001, 53048, 94928, 96254, 104002, 106096, 112727, 192508, 208004, 225454, 385016, 416008, 450908, 770032, 832016, 884017, 901816, 988019, 1768034, 1803632, 1976038, 3536068, 3952076, 7072136, 7904152, 14144272, 15808304, 16796323, 33592646, 67185292, 134370584, 268741168]

約数ペア:

[(1, 268741168), (2, 134370584), (4, 67185292), (8, 33592646), (16, 16796323), (17, 15808304), (19, 14144272), (34, 7904152), (38, 7072136), (68, 3952076), (76, 3536068), (136, 1976038), (149, 1803632), (152, 1768034), (272, 988019), (298, 901816), (304, 884017), (323, 832016), (349, 770032), (596, 450908), (646, 416008), (698, 385016), (1192, 225454), (1292, 208004), (1396, 192508), (2384, 112727), (2533, 106096), (2584, 104002), (2792, 96254), (2831, 94928), (5066, 53048), (5168, 52001), (5584, 48127), (5662, 47464), (5933, 45296), (6631, 40528), (10132, 26524), (11324, 23732), (11866, 22648), (13262, 20264)]