320359952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:948

約数の個数: 80

約数和(自身を含む): 709668864

約数和(自身を除く): 389308912

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 71, 88, 124, 142, 176, 248, 284, 341, 496, 568, 682, 781, 827, 1136, 1364, 1562, 1654, 2201, 2728, 3124, 3308, 4402, 5456, 6248, 6616, 8804, 9097, 12496, 13232, 17608, 18194, 24211, 25637, 35216, 36388, 48422, 51274, 58717, 72776, 96844, 102548, 117434, 145552, 193688, 205096, 234868, 282007, 387376, 410192, 469736, 564014, 645887, 939472, 1128028, 1291774, 1820227, 2256056, 2583548, 3640454, 4512112, 5167096, 7280908, 10334192, 14561816, 20022497, 29123632, 40044994, 80089988, 160179976, 320359952]

約数ペア:

[(1, 320359952), (2, 160179976), (4, 80089988), (8, 40044994), (11, 29123632), (16, 20022497), (22, 14561816), (31, 10334192), (44, 7280908), (62, 5167096), (71, 4512112), (88, 3640454), (124, 2583548), (142, 2256056), (176, 1820227), (248, 1291774), (284, 1128028), (341, 939472), (496, 645887), (568, 564014), (682, 469736), (781, 410192), (827, 387376), (1136, 282007), (1364, 234868), (1562, 205096), (1654, 193688), (2201, 145552), (2728, 117434), (3124, 102548), (3308, 96844), (4402, 72776), (5456, 58717), (6248, 51274), (6616, 48422), (8804, 36388), (9097, 35216), (12496, 25637), (13232, 24211), (17608, 18194)]