178627120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{233}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 489906144

約数和(自身を除く): 311279024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 233, 259, 280, 296, 370, 466, 518, 560, 592, 740, 932, 1036, 1165, 1295, 1369, 1480, 1631, 1864, 2072, 2330, 2590, 2738, 2960, 3262, 3728, 4144, 4660, 5180, 5476, 6524, 6845, 8155, 8621, 9320, 9583, 10360, 10952, 13048, 13690, 16310, 17242, 18640, 19166, 20720, 21904, 26096, 27380, 32620, 34484, 38332, 43105, 47915, 54760, 60347, 65240, 68968, 76664, 86210, 95830, 109520, 120694, 130480, 137936, 153328, 172420, 191660, 241388, 301735, 318977, 344840, 383320, 482776, 603470, 637954, 689680, 766640, 965552, 1206940, 1275908, 1594885, 2232839, 2413880, 2551816, 3189770, 4465678, 4827760, 5103632, 6379540, 8931356, 11164195, 12759080, 17862712, 22328390, 25518160, 35725424, 44656780, 89313560, 178627120]

約数ペア:

[(1, 178627120), (2, 89313560), (4, 44656780), (5, 35725424), (7, 25518160), (8, 22328390), (10, 17862712), (14, 12759080), (16, 11164195), (20, 8931356), (28, 6379540), (35, 5103632), (37, 4827760), (40, 4465678), (56, 3189770), (70, 2551816), (74, 2413880), (80, 2232839), (112, 1594885), (140, 1275908), (148, 1206940), (185, 965552), (233, 766640), (259, 689680), (280, 637954), (296, 603470), (370, 482776), (466, 383320), (518, 344840), (560, 318977), (592, 301735), (740, 241388), (932, 191660), (1036, 172420), (1165, 153328), (1295, 137936), (1369, 130480), (1480, 120694), (1631, 109520), (1864, 95830), (2072, 86210), (2330, 76664), (2590, 68968), (2738, 65240), (2960, 60347), (3262, 54760), (3728, 47915), (4144, 43105), (4660, 38332), (5180, 34484), (5476, 32620), (6524, 27380), (6845, 26096), (8155, 21904), (8621, 20720), (9320, 19166), (9583, 18640), (10360, 17242), (10952, 16310), (13048, 13690)]