321679728

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{39191}}^1$

素因数の和:39227

約数の個数: 80

約数和(自身を含む): 971961600

約数和(自身を除く): 650281872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 39191, 78382, 117573, 156764, 235146, 313528, 352719, 470292, 627056, 705438, 744629, 940584, 1058157, 1410876, 1489258, 1881168, 2116314, 2233887, 2821752, 2978516, 4232628, 4467774, 5643504, 5957032, 6701661, 8465256, 8935548, 11914064, 13403322, 16930512, 17871096, 20104983, 26806644, 35742192, 40209966, 53613288, 80419932, 107226576, 160839864, 321679728]

約数ペア:

[(1, 321679728), (2, 160839864), (3, 107226576), (4, 80419932), (6, 53613288), (8, 40209966), (9, 35742192), (12, 26806644), (16, 20104983), (18, 17871096), (19, 16930512), (24, 13403322), (27, 11914064), (36, 8935548), (38, 8465256), (48, 6701661), (54, 5957032), (57, 5643504), (72, 4467774), (76, 4232628), (108, 2978516), (114, 2821752), (144, 2233887), (152, 2116314), (171, 1881168), (216, 1489258), (228, 1410876), (304, 1058157), (342, 940584), (432, 744629), (456, 705438), (513, 627056), (684, 470292), (912, 352719), (1026, 313528), (1368, 235146), (2052, 156764), (2736, 117573), (4104, 78382), (8208, 39191)]