19344840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 62346240

約数和(自身を除く): 43001400

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, 163, 172, 184, 215, 230, 258, 276, 326, 344, 345, 430, 460, 489, 516, 552, 645, 652, 690, 815, 860, 920, 978, 989, 1032, 1290, 1304, 1380, 1630, 1720, 1956, 1978, 2445, 2580, 2760, 2967, 3260, 3749, 3912, 3956, 4890, 4945, 5160, 5934, 6520, 7009, 7498, 7912, 9780, 9890, 11247, 11868, 14018, 14835, 14996, 18745, 19560, 19780, 21027, 22494, 23736, 28036, 29670, 29992, 35045, 37490, 39560, 42054, 44988, 56072, 56235, 59340, 70090, 74980, 84108, 89976, 105135, 112470, 118680, 140180, 149960, 161207, 168216, 210270, 224940, 280360, 322414, 420540, 449880, 483621, 644828, 806035, 841080, 967242, 1289656, 1612070, 1934484, 2418105, 3224140, 3868968, 4836210, 6448280, 9672420, 19344840]

約数ペア:

[(1, 19344840), (2, 9672420), (3, 6448280), (4, 4836210), (5, 3868968), (6, 3224140), (8, 2418105), (10, 1934484), (12, 1612070), (15, 1289656), (20, 967242), (23, 841080), (24, 806035), (30, 644828), (40, 483621), (43, 449880), (46, 420540), (60, 322414), (69, 280360), (86, 224940), (92, 210270), (115, 168216), (120, 161207), (129, 149960), (138, 140180), (163, 118680), (172, 112470), (184, 105135), (215, 89976), (230, 84108), (258, 74980), (276, 70090), (326, 59340), (344, 56235), (345, 56072), (430, 44988), (460, 42054), (489, 39560), (516, 37490), (552, 35045), (645, 29992), (652, 29670), (690, 28036), (815, 23736), (860, 22494), (920, 21027), (978, 19780), (989, 19560), (1032, 18745), (1290, 14996), (1304, 14835), (1380, 14018), (1630, 11868), (1720, 11247), (1956, 9890), (1978, 9780), (2445, 7912), (2580, 7498), (2760, 7009), (2967, 6520), (3260, 5934), (3749, 5160), (3912, 4945), (3956, 4890)]