28722600

素因数分解:

$2^3\times 3^6\times 5^2\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 168

約数和(自身を含む): 100632510

約数和(自身を除く): 71909910

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 197, 200, 216, 225, 243, 270, 300, 324, 360, 394, 405, 450, 486, 540, 591, 600, 648, 675, 729, 788, 810, 900, 972, 985, 1080, 1182, 1215, 1350, 1458, 1576, 1620, 1773, 1800, 1944, 1970, 2025, 2364, 2430, 2700, 2916, 2955, 3240, 3546, 3645, 3940, 4050, 4728, 4860, 4925, 5319, 5400, 5832, 5910, 6075, 7092, 7290, 7880, 8100, 8865, 9720, 9850, 10638, 11820, 12150, 14184, 14580, 14775, 15957, 16200, 17730, 18225, 19700, 21276, 23640, 24300, 26595, 29160, 29550, 31914, 35460, 36450, 39400, 42552, 44325, 47871, 48600, 53190, 59100, 63828, 70920, 72900, 79785, 88650, 95742, 106380, 118200, 127656, 132975, 143613, 145800, 159570, 177300, 191484, 212760, 239355, 265950, 287226, 319140, 354600, 382968, 398925, 478710, 531900, 574452, 638280, 718065, 797850, 957420, 1063800, 1148904, 1196775, 1436130, 1595700, 1914840, 2393550, 2872260, 3191400, 3590325, 4787100, 5744520, 7180650, 9574200, 14361300, 28722600]

約数ペア:

[(1, 28722600), (2, 14361300), (3, 9574200), (4, 7180650), (5, 5744520), (6, 4787100), (8, 3590325), (9, 3191400), (10, 2872260), (12, 2393550), (15, 1914840), (18, 1595700), (20, 1436130), (24, 1196775), (25, 1148904), (27, 1063800), (30, 957420), (36, 797850), (40, 718065), (45, 638280), (50, 574452), (54, 531900), (60, 478710), (72, 398925), (75, 382968), (81, 354600), (90, 319140), (100, 287226), (108, 265950), (120, 239355), (135, 212760), (150, 191484), (162, 177300), (180, 159570), (197, 145800), (200, 143613), (216, 132975), (225, 127656), (243, 118200), (270, 106380), (300, 95742), (324, 88650), (360, 79785), (394, 72900), (405, 70920), (450, 63828), (486, 59100), (540, 53190), (591, 48600), (600, 47871), (648, 44325), (675, 42552), (729, 39400), (788, 36450), (810, 35460), (900, 31914), (972, 29550), (985, 29160), (1080, 26595), (1182, 24300), (1215, 23640), (1350, 21276), (1458, 19700), (1576, 18225), (1620, 17730), (1773, 16200), (1800, 15957), (1944, 14775), (1970, 14580), (2025, 14184), (2364, 12150), (2430, 11820), (2700, 10638), (2916, 9850), (2955, 9720), (3240, 8865), (3546, 8100), (3645, 7880), (3940, 7290), (4050, 7092), (4728, 6075), (4860, 5910), (4925, 5832), (5319, 5400)]