1428749280

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{15749}}^1$

素因数の和:15783

約数の個数: 240

約数和(自身を含む): 5762988000

約数和(自身を除く): 4334238720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 15749, 18144, 22680, 30240, 31498, 45360, 47247, 62996, 78745, 90720, 94494, 110243, 125992, 141741, 157490, 188988, 220486, 236235, 251984, 283482, 314980, 330729, 377976, 425223, 440972, 472470, 503968, 551215, 566964, 629960, 661458, 708705, 755952, 850446, 881944, 944940, 992187, 1102430, 1133928, 1259920, 1275669, 1322916, 1417410, 1511904, 1653645, 1700892, 1763888, 1889880, 1984374, 2126115, 2204860, 2267856, 2519840, 2551338, 2645832, 2834820, 2976561, 3307290, 3401784, 3527776, 3779760, 3968748, 4252230, 4409720, 4535712, 4960935, 5102676, 5291664, 5669640, 5953122, 6378345, 6614580, 6803568, 7559520, 7937496, 8504460, 8819440, 8929683, 9921870, 10205352, 10583328, 11339280, 11906244, 12756690, 13229160, 13607136, 14882805, 15874992, 17008920, 17638880, 17859366, 19843740, 20410704, 22678560, 23812488, 25513380, 26458320, 29765610, 31749984, 34017840, 35718732, 39687480, 40821408, 44648415, 47624976, 51026760, 52916640, 59531220, 68035680, 71437464, 79374960, 89296830, 95249952, 102053520, 119062440, 142874928, 158749920, 178593660, 204107040, 238124880, 285749856, 357187320, 476249760, 714374640, 1428749280]

約数ペア:

[(1, 1428749280), (2, 714374640), (3, 476249760), (4, 357187320), (5, 285749856), (6, 238124880), (7, 204107040), (8, 178593660), (9, 158749920), (10, 142874928), (12, 119062440), (14, 102053520), (15, 95249952), (16, 89296830), (18, 79374960), (20, 71437464), (21, 68035680), (24, 59531220), (27, 52916640), (28, 51026760), (30, 47624976), (32, 44648415), (35, 40821408), (36, 39687480), (40, 35718732), (42, 34017840), (45, 31749984), (48, 29765610), (54, 26458320), (56, 25513380), (60, 23812488), (63, 22678560), (70, 20410704), (72, 19843740), (80, 17859366), (81, 17638880), (84, 17008920), (90, 15874992), (96, 14882805), (105, 13607136), (108, 13229160), (112, 12756690), (120, 11906244), (126, 11339280), (135, 10583328), (140, 10205352), (144, 9921870), (160, 8929683), (162, 8819440), (168, 8504460), (180, 7937496), (189, 7559520), (210, 6803568), (216, 6614580), (224, 6378345), (240, 5953122), (252, 5669640), (270, 5291664), (280, 5102676), (288, 4960935), (315, 4535712), (324, 4409720), (336, 4252230), (360, 3968748), (378, 3779760), (405, 3527776), (420, 3401784), (432, 3307290), (480, 2976561), (504, 2834820), (540, 2645832), (560, 2551338), (567, 2519840), (630, 2267856), (648, 2204860), (672, 2126115), (720, 1984374), (756, 1889880), (810, 1763888), (840, 1700892), (864, 1653645), (945, 1511904), (1008, 1417410), (1080, 1322916), (1120, 1275669), (1134, 1259920), (1260, 1133928), (1296, 1102430), (1440, 992187), (1512, 944940), (1620, 881944), (1680, 850446), (1890, 755952), (2016, 708705), (2160, 661458), (2268, 629960), (2520, 566964), (2592, 551215), (2835, 503968), (3024, 472470), (3240, 440972), (3360, 425223), (3780, 377976), (4320, 330729), (4536, 314980), (5040, 283482), (5670, 251984), (6048, 236235), (6480, 220486), (7560, 188988), (9072, 157490), (10080, 141741), (11340, 125992), (12960, 110243), (15120, 94494), (15749, 90720), (18144, 78745), (22680, 62996), (30240, 47247), (31498, 45360)]