1249770240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:875

約数の個数: 216

約数和(自身を含む): 4357914288

約数和(自身を除く): 3108144048

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, 64, 72, 80, 90, 96, 120, 128, 144, 157, 160, 180, 192, 240, 256, 288, 314, 320, 360, 384, 471, 480, 576, 628, 640, 691, 720, 768, 785, 942, 960, 1152, 1256, 1280, 1382, 1413, 1440, 1570, 1884, 1920, 2073, 2304, 2355, 2512, 2764, 2826, 2880, 3140, 3455, 3768, 3840, 4146, 4710, 5024, 5528, 5652, 5760, 6219, 6280, 6910, 7065, 7536, 8292, 9420, 10048, 10365, 11056, 11304, 11520, 12438, 12560, 13820, 14130, 15072, 16584, 18840, 20096, 20730, 22112, 22608, 24876, 25120, 27640, 28260, 30144, 31095, 33168, 37680, 40192, 41460, 44224, 45216, 49752, 50240, 55280, 56520, 60288, 62190, 66336, 75360, 82920, 88448, 90432, 99504, 100480, 108487, 110560, 113040, 120576, 124380, 132672, 150720, 165840, 176896, 180864, 199008, 200960, 216974, 221120, 226080, 248760, 265344, 301440, 325461, 331680, 361728, 398016, 433948, 442240, 452160, 497520, 530688, 542435, 602880, 650922, 663360, 796032, 867896, 884480, 904320, 976383, 995040, 1084870, 1301844, 1326720, 1592064, 1627305, 1735792, 1808640, 1952766, 1990080, 2169740, 2603688, 2653440, 3254610, 3471584, 3905532, 3980160, 4339480, 4881915, 5207376, 6509220, 6943168, 7811064, 7960320, 8678960, 9763830, 10414752, 13018440, 13886336, 15622128, 17357920, 19527660, 20829504, 26036880, 27772672, 31244256, 34715840, 39055320, 41659008, 52073760, 62488512, 69431680, 78110640, 83318016, 104147520, 124977024, 138863360, 156221280, 208295040, 249954048, 312442560, 416590080, 624885120, 1249770240]

約数ペア:

[(1, 1249770240), (2, 624885120), (3, 416590080), (4, 312442560), (5, 249954048), (6, 208295040), (8, 156221280), (9, 138863360), (10, 124977024), (12, 104147520), (15, 83318016), (16, 78110640), (18, 69431680), (20, 62488512), (24, 52073760), (30, 41659008), (32, 39055320), (36, 34715840), (40, 31244256), (45, 27772672), (48, 26036880), (60, 20829504), (64, 19527660), (72, 17357920), (80, 15622128), (90, 13886336), (96, 13018440), (120, 10414752), (128, 9763830), (144, 8678960), (157, 7960320), (160, 7811064), (180, 6943168), (192, 6509220), (240, 5207376), (256, 4881915), (288, 4339480), (314, 3980160), (320, 3905532), (360, 3471584), (384, 3254610), (471, 2653440), (480, 2603688), (576, 2169740), (628, 1990080), (640, 1952766), (691, 1808640), (720, 1735792), (768, 1627305), (785, 1592064), (942, 1326720), (960, 1301844), (1152, 1084870), (1256, 995040), (1280, 976383), (1382, 904320), (1413, 884480), (1440, 867896), (1570, 796032), (1884, 663360), (1920, 650922), (2073, 602880), (2304, 542435), (2355, 530688), (2512, 497520), (2764, 452160), (2826, 442240), (2880, 433948), (3140, 398016), (3455, 361728), (3768, 331680), (3840, 325461), (4146, 301440), (4710, 265344), (5024, 248760), (5528, 226080), (5652, 221120), (5760, 216974), (6219, 200960), (6280, 199008), (6910, 180864), (7065, 176896), (7536, 165840), (8292, 150720), (9420, 132672), (10048, 124380), (10365, 120576), (11056, 113040), (11304, 110560), (11520, 108487), (12438, 100480), (12560, 99504), (13820, 90432), (14130, 88448), (15072, 82920), (16584, 75360), (18840, 66336), (20096, 62190), (20730, 60288), (22112, 56520), (22608, 55280), (24876, 50240), (25120, 49752), (27640, 45216), (28260, 44224), (30144, 41460), (31095, 40192), (33168, 37680)]