746291728

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:609

約数の個数: 160

約数和(自身を含む): 1912377600

約数和(自身を除く): 1166085872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 53, 56, 76, 91, 104, 106, 112, 133, 152, 182, 208, 212, 247, 266, 304, 364, 371, 424, 494, 509, 532, 689, 728, 742, 848, 988, 1007, 1018, 1064, 1378, 1456, 1484, 1729, 1976, 2014, 2036, 2128, 2756, 2968, 3458, 3563, 3952, 4028, 4072, 4823, 5512, 5936, 6617, 6916, 7049, 7126, 8056, 8144, 9646, 9671, 11024, 13091, 13234, 13832, 14098, 14252, 16112, 19292, 19342, 26182, 26468, 26977, 27664, 28196, 28504, 38584, 38684, 46319, 52364, 52936, 53954, 56392, 57008, 67697, 77168, 77368, 91637, 92638, 104728, 105872, 107908, 112784, 125723, 135394, 154736, 183274, 185276, 188839, 209456, 215816, 251446, 270788, 350701, 366548, 370552, 377678, 431632, 502892, 512563, 541576, 701402, 733096, 741104, 755356, 880061, 1005784, 1025126, 1083152, 1402804, 1466192, 1510712, 1760122, 2011568, 2050252, 2454907, 2805608, 3021424, 3520244, 3587941, 4100504, 4909814, 5611216, 6663319, 7040488, 7175882, 8201008, 9819628, 13326638, 14080976, 14351764, 19639256, 26653276, 28703528, 39278512, 46643233, 53306552, 57407056, 93286466, 106613104, 186572932, 373145864, 746291728]

約数ペア:

[(1, 746291728), (2, 373145864), (4, 186572932), (7, 106613104), (8, 93286466), (13, 57407056), (14, 53306552), (16, 46643233), (19, 39278512), (26, 28703528), (28, 26653276), (38, 19639256), (52, 14351764), (53, 14080976), (56, 13326638), (76, 9819628), (91, 8201008), (104, 7175882), (106, 7040488), (112, 6663319), (133, 5611216), (152, 4909814), (182, 4100504), (208, 3587941), (212, 3520244), (247, 3021424), (266, 2805608), (304, 2454907), (364, 2050252), (371, 2011568), (424, 1760122), (494, 1510712), (509, 1466192), (532, 1402804), (689, 1083152), (728, 1025126), (742, 1005784), (848, 880061), (988, 755356), (1007, 741104), (1018, 733096), (1064, 701402), (1378, 541576), (1456, 512563), (1484, 502892), (1729, 431632), (1976, 377678), (2014, 370552), (2036, 366548), (2128, 350701), (2756, 270788), (2968, 251446), (3458, 215816), (3563, 209456), (3952, 188839), (4028, 185276), (4072, 183274), (4823, 154736), (5512, 135394), (5936, 125723), (6617, 112784), (6916, 107908), (7049, 105872), (7126, 104728), (8056, 92638), (8144, 91637), (9646, 77368), (9671, 77168), (11024, 67697), (13091, 57008), (13234, 56392), (13832, 53954), (14098, 52936), (14252, 52364), (16112, 46319), (19292, 38684), (19342, 38584), (26182, 28504), (26468, 28196), (26977, 27664)]