320412664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{739}}^1$

素因数の和:1148

約数の個数: 64

約数和(自身を含む): 708624000

約数和(自身を除く): 388211336

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 379, 572, 739, 758, 1144, 1478, 1516, 2956, 3032, 4169, 4927, 5912, 8129, 8338, 9607, 9854, 16258, 16676, 19214, 19708, 32516, 33352, 38428, 39416, 54197, 65032, 76856, 105677, 108394, 211354, 216788, 280081, 422708, 433576, 560162, 845416, 1120324, 2240648, 3080891, 3641053, 6161782, 7282106, 12323564, 14564212, 24647128, 29128424, 40051583, 80103166, 160206332, 320412664]

約数ペア:

[(1, 320412664), (2, 160206332), (4, 80103166), (8, 40051583), (11, 29128424), (13, 24647128), (22, 14564212), (26, 12323564), (44, 7282106), (52, 6161782), (88, 3641053), (104, 3080891), (143, 2240648), (286, 1120324), (379, 845416), (572, 560162), (739, 433576), (758, 422708), (1144, 280081), (1478, 216788), (1516, 211354), (2956, 108394), (3032, 105677), (4169, 76856), (4927, 65032), (5912, 54197), (8129, 39416), (8338, 38428), (9607, 33352), (9854, 32516), (16258, 19708), (16676, 19214)]