28679520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:568

約数の個数: 96

約数和(自身を含む): 91173600

約数和(自身を除く): 62494080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 149, 160, 240, 298, 401, 447, 480, 596, 745, 802, 894, 1192, 1203, 1490, 1604, 1788, 2005, 2235, 2384, 2406, 2980, 3208, 3576, 4010, 4470, 4768, 4812, 5960, 6015, 6416, 7152, 8020, 8940, 9624, 11920, 12030, 12832, 14304, 16040, 17880, 19248, 23840, 24060, 32080, 35760, 38496, 48120, 59749, 64160, 71520, 96240, 119498, 179247, 192480, 238996, 298745, 358494, 477992, 597490, 716988, 896235, 955984, 1194980, 1433976, 1792470, 1911968, 2389960, 2867952, 3584940, 4779920, 5735904, 7169880, 9559840, 14339760, 28679520]

約数ペア:

[(1, 28679520), (2, 14339760), (3, 9559840), (4, 7169880), (5, 5735904), (6, 4779920), (8, 3584940), (10, 2867952), (12, 2389960), (15, 1911968), (16, 1792470), (20, 1433976), (24, 1194980), (30, 955984), (32, 896235), (40, 716988), (48, 597490), (60, 477992), (80, 358494), (96, 298745), (120, 238996), (149, 192480), (160, 179247), (240, 119498), (298, 96240), (401, 71520), (447, 64160), (480, 59749), (596, 48120), (745, 38496), (802, 35760), (894, 32080), (1192, 24060), (1203, 23840), (1490, 19248), (1604, 17880), (1788, 16040), (2005, 14304), (2235, 12832), (2384, 12030), (2406, 11920), (2980, 9624), (3208, 8940), (3576, 8020), (4010, 7152), (4470, 6416), (4768, 6015), (4812, 5960)]