31305768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5281}}^1$

素因数の和:5322

約数の個数: 64

約数和(自身を含む): 88737600

約数和(自身を除く): 57431832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5281, 5928, 10562, 15843, 21124, 31686, 42248, 63372, 68653, 100339, 126744, 137306, 200678, 205959, 274612, 301017, 401356, 411918, 549224, 602034, 802712, 823836, 1204068, 1304407, 1647672, 2408136, 2608814, 3913221, 5217628, 7826442, 10435256, 15652884, 31305768]

約数ペア:

[(1, 31305768), (2, 15652884), (3, 10435256), (4, 7826442), (6, 5217628), (8, 3913221), (12, 2608814), (13, 2408136), (19, 1647672), (24, 1304407), (26, 1204068), (38, 823836), (39, 802712), (52, 602034), (57, 549224), (76, 411918), (78, 401356), (104, 301017), (114, 274612), (152, 205959), (156, 200678), (228, 137306), (247, 126744), (312, 100339), (456, 68653), (494, 63372), (741, 42248), (988, 31686), (1482, 21124), (1976, 15843), (2964, 10562), (5281, 5928)]