399353760

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{547}}^1$

素因数の和:597

約数の個数: 288

約数和(自身を含む): 1516294080

約数和(自身を除く): 1116940320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 169, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 338, 351, 360, 390, 416, 432, 468, 480, 507, 520, 540, 547, 585, 624, 676, 702, 720, 780, 845, 864, 936, 1014, 1040, 1080, 1094, 1170, 1248, 1352, 1404, 1440, 1521, 1560, 1641, 1690, 1755, 1872, 2028, 2080, 2160, 2188, 2340, 2535, 2704, 2735, 2808, 3042, 3120, 3282, 3380, 3510, 3744, 4056, 4320, 4376, 4563, 4680, 4923, 5070, 5408, 5470, 5616, 6084, 6240, 6564, 6760, 7020, 7111, 7605, 8112, 8205, 8752, 9126, 9360, 9846, 10140, 10940, 11232, 12168, 13128, 13520, 14040, 14222, 14769, 15210, 16224, 16410, 17504, 18252, 18720, 19692, 20280, 21333, 21880, 22815, 24336, 24615, 26256, 27040, 28080, 28444, 29538, 30420, 32820, 35555, 36504, 39384, 40560, 42666, 43760, 45630, 48672, 49230, 52512, 56160, 56888, 59076, 60840, 63999, 65640, 71110, 73008, 73845, 78768, 81120, 85332, 87520, 91260, 92443, 98460, 106665, 113776, 118152, 121680, 127998, 131280, 142220, 146016, 147690, 157536, 170664, 182520, 184886, 191997, 196920, 213330, 227552, 236304, 243360, 255996, 262560, 277329, 284440, 295380, 319995, 341328, 365040, 369772, 383994, 393840, 426660, 462215, 472608, 511992, 554658, 568880, 590760, 639990, 682656, 730080, 739544, 767988, 787680, 831987, 853320, 924430, 959985, 1023984, 1109316, 1137760, 1181520, 1279980, 1386645, 1479088, 1535976, 1663974, 1706640, 1848860, 1919970, 2047968, 2218632, 2363040, 2495961, 2559960, 2773290, 2958176, 3071952, 3327948, 3413280, 3697720, 3839940, 4159935, 4437264, 4991922, 5119920, 5546580, 6143904, 6655896, 7395440, 7679880, 8319870, 8874528, 9983844, 10239840, 11093160, 12479805, 13311792, 14790880, 15359760, 16639740, 19967688, 22186320, 24959610, 26623584, 30719520, 33279480, 39935376, 44372640, 49919220, 66558960, 79870752, 99838440, 133117920, 199676880, 399353760]

約数ペア:

[(1, 399353760), (2, 199676880), (3, 133117920), (4, 99838440), (5, 79870752), (6, 66558960), (8, 49919220), (9, 44372640), (10, 39935376), (12, 33279480), (13, 30719520), (15, 26623584), (16, 24959610), (18, 22186320), (20, 19967688), (24, 16639740), (26, 15359760), (27, 14790880), (30, 13311792), (32, 12479805), (36, 11093160), (39, 10239840), (40, 9983844), (45, 8874528), (48, 8319870), (52, 7679880), (54, 7395440), (60, 6655896), (65, 6143904), (72, 5546580), (78, 5119920), (80, 4991922), (90, 4437264), (96, 4159935), (104, 3839940), (108, 3697720), (117, 3413280), (120, 3327948), (130, 3071952), (135, 2958176), (144, 2773290), (156, 2559960), (160, 2495961), (169, 2363040), (180, 2218632), (195, 2047968), (208, 1919970), (216, 1848860), (234, 1706640), (240, 1663974), (260, 1535976), (270, 1479088), (288, 1386645), (312, 1279980), (338, 1181520), (351, 1137760), (360, 1109316), (390, 1023984), (416, 959985), (432, 924430), (468, 853320), (480, 831987), (507, 787680), (520, 767988), (540, 739544), (547, 730080), (585, 682656), (624, 639990), (676, 590760), (702, 568880), (720, 554658), (780, 511992), (845, 472608), (864, 462215), (936, 426660), (1014, 393840), (1040, 383994), (1080, 369772), (1094, 365040), (1170, 341328), (1248, 319995), (1352, 295380), (1404, 284440), (1440, 277329), (1521, 262560), (1560, 255996), (1641, 243360), (1690, 236304), (1755, 227552), (1872, 213330), (2028, 196920), (2080, 191997), (2160, 184886), (2188, 182520), (2340, 170664), (2535, 157536), (2704, 147690), (2735, 146016), (2808, 142220), (3042, 131280), (3120, 127998), (3282, 121680), (3380, 118152), (3510, 113776), (3744, 106665), (4056, 98460), (4320, 92443), (4376, 91260), (4563, 87520), (4680, 85332), (4923, 81120), (5070, 78768), (5408, 73845), (5470, 73008), (5616, 71110), (6084, 65640), (6240, 63999), (6564, 60840), (6760, 59076), (7020, 56888), (7111, 56160), (7605, 52512), (8112, 49230), (8205, 48672), (8752, 45630), (9126, 43760), (9360, 42666), (9846, 40560), (10140, 39384), (10940, 36504), (11232, 35555), (12168, 32820), (13128, 30420), (13520, 29538), (14040, 28444), (14222, 28080), (14769, 27040), (15210, 26256), (16224, 24615), (16410, 24336), (17504, 22815), (18252, 21880), (18720, 21333), (19692, 20280)]