31800528

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 120

約数和(自身を含む): 95752800

約数和(自身を除く): 63952272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 59, 72, 76, 114, 118, 144, 152, 171, 177, 197, 228, 236, 304, 342, 354, 394, 456, 472, 531, 591, 684, 708, 788, 912, 944, 1062, 1121, 1182, 1368, 1416, 1576, 1773, 2124, 2242, 2364, 2736, 2832, 3152, 3363, 3546, 3743, 4248, 4484, 4728, 6726, 7092, 7486, 8496, 8968, 9456, 10089, 11229, 11623, 13452, 14184, 14972, 17936, 20178, 22458, 23246, 26904, 28368, 29944, 33687, 34869, 40356, 44916, 46492, 53808, 59888, 67374, 69738, 80712, 89832, 92984, 104607, 134748, 139476, 161424, 179664, 185968, 209214, 220837, 269496, 278952, 418428, 441674, 538992, 557904, 662511, 836856, 883348, 1325022, 1673712, 1766696, 1987533, 2650044, 3533392, 3975066, 5300088, 7950132, 10600176, 15900264, 31800528]

約数ペア:

[(1, 31800528), (2, 15900264), (3, 10600176), (4, 7950132), (6, 5300088), (8, 3975066), (9, 3533392), (12, 2650044), (16, 1987533), (18, 1766696), (19, 1673712), (24, 1325022), (36, 883348), (38, 836856), (48, 662511), (57, 557904), (59, 538992), (72, 441674), (76, 418428), (114, 278952), (118, 269496), (144, 220837), (152, 209214), (171, 185968), (177, 179664), (197, 161424), (228, 139476), (236, 134748), (304, 104607), (342, 92984), (354, 89832), (394, 80712), (456, 69738), (472, 67374), (531, 59888), (591, 53808), (684, 46492), (708, 44916), (788, 40356), (912, 34869), (944, 33687), (1062, 29944), (1121, 28368), (1182, 26904), (1368, 23246), (1416, 22458), (1576, 20178), (1773, 17936), (2124, 14972), (2242, 14184), (2364, 13452), (2736, 11623), (2832, 11229), (3152, 10089), (3363, 9456), (3546, 8968), (3743, 8496), (4248, 7486), (4484, 7092), (4728, 6726)]