778348512

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{19727}}^1$

素因数の和:19880

約数の個数: 72

約数和(自身を含む): 2229698016

約数和(自身を除く): 1451349504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 548, 822, 1096, 1233, 1644, 2192, 2466, 3288, 4384, 4932, 6576, 9864, 13152, 19727, 19728, 39454, 39456, 59181, 78908, 118362, 157816, 177543, 236724, 315632, 355086, 473448, 631264, 710172, 946896, 1420344, 1893792, 2702599, 2840688, 5405198, 5681376, 8107797, 10810396, 16215594, 21620792, 24323391, 32431188, 43241584, 48646782, 64862376, 86483168, 97293564, 129724752, 194587128, 259449504, 389174256, 778348512]

約数ペア:

[(1, 778348512), (2, 389174256), (3, 259449504), (4, 194587128), (6, 129724752), (8, 97293564), (9, 86483168), (12, 64862376), (16, 48646782), (18, 43241584), (24, 32431188), (32, 24323391), (36, 21620792), (48, 16215594), (72, 10810396), (96, 8107797), (137, 5681376), (144, 5405198), (274, 2840688), (288, 2702599), (411, 1893792), (548, 1420344), (822, 946896), (1096, 710172), (1233, 631264), (1644, 473448), (2192, 355086), (2466, 315632), (3288, 236724), (4384, 177543), (4932, 157816), (6576, 118362), (9864, 78908), (13152, 59181), (19727, 39456), (19728, 39454)]