153709000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 386830080

約数和(自身を除く): 233121080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 41, 46, 50, 82, 92, 100, 115, 125, 163, 164, 184, 200, 205, 230, 250, 326, 328, 410, 460, 500, 575, 652, 815, 820, 920, 943, 1000, 1025, 1150, 1304, 1630, 1640, 1886, 2050, 2300, 2875, 3260, 3749, 3772, 4075, 4100, 4600, 4715, 5125, 5750, 6520, 6683, 7498, 7544, 8150, 8200, 9430, 10250, 11500, 13366, 14996, 16300, 18745, 18860, 20375, 20500, 23000, 23575, 26732, 29992, 32600, 33415, 37490, 37720, 40750, 41000, 47150, 53464, 66830, 74980, 81500, 93725, 94300, 117875, 133660, 149960, 153709, 163000, 167075, 187450, 188600, 235750, 267320, 307418, 334150, 374900, 468625, 471500, 614836, 668300, 749800, 768545, 835375, 937250, 943000, 1229672, 1336600, 1537090, 1670750, 1874500, 3074180, 3341500, 3749000, 3842725, 6148360, 6683000, 7685450, 15370900, 19213625, 30741800, 38427250, 76854500, 153709000]

約数ペア:

[(1, 153709000), (2, 76854500), (4, 38427250), (5, 30741800), (8, 19213625), (10, 15370900), (20, 7685450), (23, 6683000), (25, 6148360), (40, 3842725), (41, 3749000), (46, 3341500), (50, 3074180), (82, 1874500), (92, 1670750), (100, 1537090), (115, 1336600), (125, 1229672), (163, 943000), (164, 937250), (184, 835375), (200, 768545), (205, 749800), (230, 668300), (250, 614836), (326, 471500), (328, 468625), (410, 374900), (460, 334150), (500, 307418), (575, 267320), (652, 235750), (815, 188600), (820, 187450), (920, 167075), (943, 163000), (1000, 153709), (1025, 149960), (1150, 133660), (1304, 117875), (1630, 94300), (1640, 93725), (1886, 81500), (2050, 74980), (2300, 66830), (2875, 53464), (3260, 47150), (3749, 41000), (3772, 40750), (4075, 37720), (4100, 37490), (4600, 33415), (4715, 32600), (5125, 29992), (5750, 26732), (6520, 23575), (6683, 23000), (7498, 20500), (7544, 20375), (8150, 18860), (8200, 18745), (9430, 16300), (10250, 14996), (11500, 13366)]