212979080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1279}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 503193600

約数和(自身を除く): 290214520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 181, 184, 230, 362, 460, 724, 905, 920, 1279, 1448, 1810, 2558, 3620, 4163, 5116, 6395, 7240, 8326, 10232, 12790, 16652, 20815, 25580, 29417, 33304, 41630, 51160, 58834, 83260, 117668, 147085, 166520, 231499, 235336, 294170, 462998, 588340, 925996, 1157495, 1176680, 1851992, 2314990, 4629980, 5324477, 9259960, 10648954, 21297908, 26622385, 42595816, 53244770, 106489540, 212979080]

約数ペア:

[(1, 212979080), (2, 106489540), (4, 53244770), (5, 42595816), (8, 26622385), (10, 21297908), (20, 10648954), (23, 9259960), (40, 5324477), (46, 4629980), (92, 2314990), (115, 1851992), (181, 1176680), (184, 1157495), (230, 925996), (362, 588340), (460, 462998), (724, 294170), (905, 235336), (920, 231499), (1279, 166520), (1448, 147085), (1810, 117668), (2558, 83260), (3620, 58834), (4163, 51160), (5116, 41630), (6395, 33304), (7240, 29417), (8326, 25580), (10232, 20815), (12790, 16652)]