289308528

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{28297}}^1$

素因数の和:28382

約数の個数: 60

約数和(自身を含む): 821094768

約数和(自身を除く): 531786240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 28297, 56594, 84891, 113188, 169782, 226376, 254673, 339564, 452752, 509346, 679128, 1018692, 1358256, 2009087, 2037384, 4018174, 4074768, 6027261, 8036348, 12054522, 16072696, 18081783, 24109044, 32145392, 36163566, 48218088, 72327132, 96436176, 144654264, 289308528]

約数ペア:

[(1, 289308528), (2, 144654264), (3, 96436176), (4, 72327132), (6, 48218088), (8, 36163566), (9, 32145392), (12, 24109044), (16, 18081783), (18, 16072696), (24, 12054522), (36, 8036348), (48, 6027261), (71, 4074768), (72, 4018174), (142, 2037384), (144, 2009087), (213, 1358256), (284, 1018692), (426, 679128), (568, 509346), (639, 452752), (852, 339564), (1136, 254673), (1278, 226376), (1704, 169782), (2556, 113188), (3408, 84891), (5112, 56594), (10224, 28297)]