205307568

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{20663}}^1$

素因数の和:20703

約数の個数: 80

約数和(自身を含む): 614960640

約数和(自身を除く): 409653072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 2484, 3312, 4968, 9936, 20663, 41326, 61989, 82652, 123978, 165304, 185967, 247956, 330608, 371934, 475249, 495912, 557901, 743868, 950498, 991824, 1115802, 1425747, 1487736, 1900996, 2231604, 2851494, 2975472, 3801992, 4277241, 4463208, 5702988, 7603984, 8554482, 8926416, 11405976, 12831723, 17108964, 22811952, 25663446, 34217928, 51326892, 68435856, 102653784, 205307568]

約数ペア:

[(1, 205307568), (2, 102653784), (3, 68435856), (4, 51326892), (6, 34217928), (8, 25663446), (9, 22811952), (12, 17108964), (16, 12831723), (18, 11405976), (23, 8926416), (24, 8554482), (27, 7603984), (36, 5702988), (46, 4463208), (48, 4277241), (54, 3801992), (69, 2975472), (72, 2851494), (92, 2231604), (108, 1900996), (138, 1487736), (144, 1425747), (184, 1115802), (207, 991824), (216, 950498), (276, 743868), (368, 557901), (414, 495912), (432, 475249), (552, 371934), (621, 330608), (828, 247956), (1104, 185967), (1242, 165304), (1656, 123978), (2484, 82652), (3312, 61989), (4968, 41326), (9936, 20663)]