207680340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21499}}^1$

素因数の和:21541

約数の個数: 96

約数和(自身を含む): 693504000

約数和(自身を除く): 485823660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 21499, 42998, 64497, 85996, 107495, 128994, 150493, 214990, 257988, 300986, 322485, 429980, 451479, 494477, 601972, 644970, 752465, 902958, 988954, 1289940, 1483431, 1504930, 1805916, 1977908, 2257395, 2472385, 2966862, 3009860, 3461339, 4514790, 4944770, 5933724, 6922678, 7417155, 9029580, 9889540, 10384017, 13845356, 14834310, 17306695, 20768034, 29668620, 34613390, 41536068, 51920085, 69226780, 103840170, 207680340]

約数ペア:

[(1, 207680340), (2, 103840170), (3, 69226780), (4, 51920085), (5, 41536068), (6, 34613390), (7, 29668620), (10, 20768034), (12, 17306695), (14, 14834310), (15, 13845356), (20, 10384017), (21, 9889540), (23, 9029580), (28, 7417155), (30, 6922678), (35, 5933724), (42, 4944770), (46, 4514790), (60, 3461339), (69, 3009860), (70, 2966862), (84, 2472385), (92, 2257395), (105, 1977908), (115, 1805916), (138, 1504930), (140, 1483431), (161, 1289940), (210, 988954), (230, 902958), (276, 752465), (322, 644970), (345, 601972), (420, 494477), (460, 451479), (483, 429980), (644, 322485), (690, 300986), (805, 257988), (966, 214990), (1380, 150493), (1610, 128994), (1932, 107495), (2415, 85996), (3220, 64497), (4830, 42998), (9660, 21499)]