138024840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1243

約数の個数: 128

約数和(自身を含む): 442506240

約数和(自身を除く): 304481400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 690, 860, 920, 989, 1032, 1163, 1290, 1380, 1720, 1978, 2326, 2580, 2760, 2967, 3489, 3956, 4652, 4945, 5160, 5815, 5934, 6978, 7912, 9304, 9890, 11630, 11868, 13956, 14835, 17445, 19780, 23260, 23736, 26749, 27912, 29670, 34890, 39560, 46520, 50009, 53498, 59340, 69780, 80247, 100018, 106996, 118680, 133745, 139560, 150027, 160494, 200036, 213992, 250045, 267490, 300054, 320988, 400072, 401235, 500090, 534980, 600108, 641976, 750135, 802470, 1000180, 1069960, 1150207, 1200216, 1500270, 1604940, 2000360, 2300414, 3000540, 3209880, 3450621, 4600828, 5751035, 6001080, 6901242, 9201656, 11502070, 13802484, 17253105, 23004140, 27604968, 34506210, 46008280, 69012420, 138024840]

約数ペア:

[(1, 138024840), (2, 69012420), (3, 46008280), (4, 34506210), (5, 27604968), (6, 23004140), (8, 17253105), (10, 13802484), (12, 11502070), (15, 9201656), (20, 6901242), (23, 6001080), (24, 5751035), (30, 4600828), (40, 3450621), (43, 3209880), (46, 3000540), (60, 2300414), (69, 2000360), (86, 1604940), (92, 1500270), (115, 1200216), (120, 1150207), (129, 1069960), (138, 1000180), (172, 802470), (184, 750135), (215, 641976), (230, 600108), (258, 534980), (276, 500090), (344, 401235), (345, 400072), (430, 320988), (460, 300054), (516, 267490), (552, 250045), (645, 213992), (690, 200036), (860, 160494), (920, 150027), (989, 139560), (1032, 133745), (1163, 118680), (1290, 106996), (1380, 100018), (1720, 80247), (1978, 69780), (2326, 59340), (2580, 53498), (2760, 50009), (2967, 46520), (3489, 39560), (3956, 34890), (4652, 29670), (4945, 27912), (5160, 26749), (5815, 23736), (5934, 23260), (6978, 19780), (7912, 17445), (9304, 14835), (9890, 13956), (11630, 11868)]