74155480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 205286400

約数和(自身を除く): 131130920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 53, 56, 70, 76, 95, 106, 133, 140, 152, 190, 212, 263, 265, 266, 280, 371, 380, 424, 526, 530, 532, 665, 742, 760, 1007, 1052, 1060, 1064, 1315, 1330, 1484, 1841, 1855, 2014, 2104, 2120, 2630, 2660, 2968, 3682, 3710, 4028, 4997, 5035, 5260, 5320, 7049, 7364, 7420, 8056, 9205, 9994, 10070, 10520, 13939, 14098, 14728, 14840, 18410, 19988, 20140, 24985, 27878, 28196, 34979, 35245, 36820, 39976, 40280, 49970, 55756, 56392, 69695, 69958, 70490, 73640, 97573, 99940, 111512, 139390, 139916, 140980, 174895, 195146, 199880, 264841, 278780, 279832, 281960, 349790, 390292, 487865, 529682, 557560, 699580, 780584, 975730, 1059364, 1324205, 1399160, 1853887, 1951460, 2118728, 2648410, 3707774, 3902920, 5296820, 7415548, 9269435, 10593640, 14831096, 18538870, 37077740, 74155480]

約数ペア:

[(1, 74155480), (2, 37077740), (4, 18538870), (5, 14831096), (7, 10593640), (8, 9269435), (10, 7415548), (14, 5296820), (19, 3902920), (20, 3707774), (28, 2648410), (35, 2118728), (38, 1951460), (40, 1853887), (53, 1399160), (56, 1324205), (70, 1059364), (76, 975730), (95, 780584), (106, 699580), (133, 557560), (140, 529682), (152, 487865), (190, 390292), (212, 349790), (263, 281960), (265, 279832), (266, 278780), (280, 264841), (371, 199880), (380, 195146), (424, 174895), (526, 140980), (530, 139916), (532, 139390), (665, 111512), (742, 99940), (760, 97573), (1007, 73640), (1052, 70490), (1060, 69958), (1064, 69695), (1315, 56392), (1330, 55756), (1484, 49970), (1841, 40280), (1855, 39976), (2014, 36820), (2104, 35245), (2120, 34979), (2630, 28196), (2660, 27878), (2968, 24985), (3682, 20140), (3710, 19988), (4028, 18410), (4997, 14840), (5035, 14728), (5260, 14098), (5320, 13939), (7049, 10520), (7364, 10070), (7420, 9994), (8056, 9205)]