28477920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:848

約数の個数: 96

約数和(自身を含む): 90961920

約数和(自身を除く): 62484000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 79, 80, 96, 120, 158, 160, 237, 240, 316, 395, 474, 480, 632, 751, 790, 948, 1185, 1264, 1502, 1580, 1896, 2253, 2370, 2528, 3004, 3160, 3755, 3792, 4506, 4740, 6008, 6320, 7510, 7584, 9012, 9480, 11265, 12016, 12640, 15020, 18024, 18960, 22530, 24032, 30040, 36048, 37920, 45060, 59329, 60080, 72096, 90120, 118658, 120160, 177987, 180240, 237316, 296645, 355974, 360480, 474632, 593290, 711948, 889935, 949264, 1186580, 1423896, 1779870, 1898528, 2373160, 2847792, 3559740, 4746320, 5695584, 7119480, 9492640, 14238960, 28477920]

約数ペア:

[(1, 28477920), (2, 14238960), (3, 9492640), (4, 7119480), (5, 5695584), (6, 4746320), (8, 3559740), (10, 2847792), (12, 2373160), (15, 1898528), (16, 1779870), (20, 1423896), (24, 1186580), (30, 949264), (32, 889935), (40, 711948), (48, 593290), (60, 474632), (79, 360480), (80, 355974), (96, 296645), (120, 237316), (158, 180240), (160, 177987), (237, 120160), (240, 118658), (316, 90120), (395, 72096), (474, 60080), (480, 59329), (632, 45060), (751, 37920), (790, 36048), (948, 30040), (1185, 24032), (1264, 22530), (1502, 18960), (1580, 18024), (1896, 15020), (2253, 12640), (2370, 12016), (2528, 11265), (3004, 9480), (3160, 9012), (3755, 7584), (3792, 7510), (4506, 6320), (4740, 6008)]