28150560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 97474104

約数和(自身を除く): 69323544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 113, 120, 144, 160, 173, 180, 226, 240, 288, 339, 346, 360, 452, 480, 519, 565, 678, 692, 720, 865, 904, 1017, 1038, 1130, 1356, 1384, 1440, 1557, 1695, 1730, 1808, 2034, 2076, 2260, 2595, 2712, 2768, 3114, 3390, 3460, 3616, 4068, 4152, 4520, 5085, 5190, 5424, 5536, 6228, 6780, 6920, 7785, 8136, 8304, 9040, 10170, 10380, 10848, 12456, 13560, 13840, 15570, 16272, 16608, 18080, 19549, 20340, 20760, 24912, 27120, 27680, 31140, 32544, 39098, 40680, 41520, 49824, 54240, 58647, 62280, 78196, 81360, 83040, 97745, 117294, 124560, 156392, 162720, 175941, 195490, 234588, 249120, 293235, 312784, 351882, 390980, 469176, 586470, 625568, 703764, 781960, 879705, 938352, 1172940, 1407528, 1563920, 1759410, 1876704, 2345880, 2815056, 3127840, 3518820, 4691760, 5630112, 7037640, 9383520, 14075280, 28150560]

約数ペア:

[(1, 28150560), (2, 14075280), (3, 9383520), (4, 7037640), (5, 5630112), (6, 4691760), (8, 3518820), (9, 3127840), (10, 2815056), (12, 2345880), (15, 1876704), (16, 1759410), (18, 1563920), (20, 1407528), (24, 1172940), (30, 938352), (32, 879705), (36, 781960), (40, 703764), (45, 625568), (48, 586470), (60, 469176), (72, 390980), (80, 351882), (90, 312784), (96, 293235), (113, 249120), (120, 234588), (144, 195490), (160, 175941), (173, 162720), (180, 156392), (226, 124560), (240, 117294), (288, 97745), (339, 83040), (346, 81360), (360, 78196), (452, 62280), (480, 58647), (519, 54240), (565, 49824), (678, 41520), (692, 40680), (720, 39098), (865, 32544), (904, 31140), (1017, 27680), (1038, 27120), (1130, 24912), (1356, 20760), (1384, 20340), (1440, 19549), (1557, 18080), (1695, 16608), (1730, 16272), (1808, 15570), (2034, 13840), (2076, 13560), (2260, 12456), (2595, 10848), (2712, 10380), (2768, 10170), (3114, 9040), (3390, 8304), (3460, 8136), (3616, 7785), (4068, 6920), (4152, 6780), (4520, 6228), (5085, 5536), (5190, 5424)]