205384176

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 599406080

約数和(自身を除く): 394021904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 139, 144, 186, 248, 278, 279, 331, 372, 417, 496, 556, 558, 662, 744, 834, 993, 1112, 1116, 1251, 1324, 1488, 1668, 1986, 2224, 2232, 2502, 2648, 2979, 3336, 3972, 4309, 4464, 5004, 5296, 5958, 6672, 7944, 8618, 10008, 10261, 11916, 12927, 15888, 17236, 20016, 20522, 23832, 25854, 30783, 34472, 38781, 41044, 46009, 47664, 51708, 61566, 68944, 77562, 82088, 92018, 92349, 103416, 123132, 138027, 155124, 164176, 184036, 184698, 206832, 246264, 276054, 310248, 368072, 369396, 414081, 492528, 552108, 620496, 736144, 738792, 828162, 1104216, 1426279, 1477584, 1656324, 2208432, 2852558, 3312648, 4278837, 5705116, 6625296, 8557674, 11410232, 12836511, 17115348, 22820464, 25673022, 34230696, 51346044, 68461392, 102692088, 205384176]

約数ペア:

[(1, 205384176), (2, 102692088), (3, 68461392), (4, 51346044), (6, 34230696), (8, 25673022), (9, 22820464), (12, 17115348), (16, 12836511), (18, 11410232), (24, 8557674), (31, 6625296), (36, 5705116), (48, 4278837), (62, 3312648), (72, 2852558), (93, 2208432), (124, 1656324), (139, 1477584), (144, 1426279), (186, 1104216), (248, 828162), (278, 738792), (279, 736144), (331, 620496), (372, 552108), (417, 492528), (496, 414081), (556, 369396), (558, 368072), (662, 310248), (744, 276054), (834, 246264), (993, 206832), (1112, 184698), (1116, 184036), (1251, 164176), (1324, 155124), (1488, 138027), (1668, 123132), (1986, 103416), (2224, 92349), (2232, 92018), (2502, 82088), (2648, 77562), (2979, 68944), (3336, 61566), (3972, 51708), (4309, 47664), (4464, 46009), (5004, 41044), (5296, 38781), (5958, 34472), (6672, 30783), (7944, 25854), (8618, 23832), (10008, 20522), (10261, 20016), (11916, 17236), (12927, 15888)]