654320472

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67651}}^1$

素因数の和:67704

約数の個数: 64

約数和(自身を含む): 1818485760

約数和(自身を除く): 1164165288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 67651, 135302, 202953, 270604, 405906, 541208, 811812, 879463, 1623624, 1758926, 2097181, 2638389, 3517852, 4194362, 5276778, 6291543, 7035704, 8388724, 10553556, 12583086, 16777448, 21107112, 25166172, 27263353, 50332344, 54526706, 81790059, 109053412, 163580118, 218106824, 327160236, 654320472]

約数ペア:

[(1, 654320472), (2, 327160236), (3, 218106824), (4, 163580118), (6, 109053412), (8, 81790059), (12, 54526706), (13, 50332344), (24, 27263353), (26, 25166172), (31, 21107112), (39, 16777448), (52, 12583086), (62, 10553556), (78, 8388724), (93, 7035704), (104, 6291543), (124, 5276778), (156, 4194362), (186, 3517852), (248, 2638389), (312, 2097181), (372, 1758926), (403, 1623624), (744, 879463), (806, 811812), (1209, 541208), (1612, 405906), (2418, 270604), (3224, 202953), (4836, 135302), (9672, 67651)]