317680560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 240

約数和(自身を含む): 1130308608

約数和(自身を除く): 812628048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 43, 45, 48, 60, 62, 72, 80, 86, 90, 93, 120, 124, 129, 144, 155, 172, 180, 186, 215, 240, 248, 258, 279, 310, 331, 344, 360, 372, 387, 430, 465, 496, 516, 558, 620, 645, 662, 688, 720, 744, 774, 860, 930, 993, 1032, 1116, 1240, 1290, 1324, 1333, 1395, 1488, 1548, 1655, 1720, 1860, 1935, 1986, 2064, 2232, 2480, 2580, 2648, 2666, 2790, 2979, 3096, 3310, 3440, 3720, 3870, 3972, 3999, 4464, 4965, 5160, 5296, 5332, 5580, 5958, 6192, 6620, 6665, 7440, 7740, 7944, 7998, 9930, 10261, 10320, 10664, 11160, 11916, 11997, 13240, 13330, 14233, 14895, 15480, 15888, 15996, 19860, 19995, 20522, 21328, 22320, 23832, 23994, 26480, 26660, 28466, 29790, 30783, 30960, 31992, 39720, 39990, 41044, 42699, 47664, 47988, 51305, 53320, 56932, 59580, 59985, 61566, 63984, 71165, 79440, 79980, 82088, 85398, 92349, 95976, 102610, 106640, 113864, 119160, 119970, 123132, 128097, 142330, 153915, 159960, 164176, 170796, 184698, 191952, 205220, 213495, 227728, 238320, 239940, 246264, 256194, 284660, 307830, 319920, 341592, 369396, 410440, 426990, 441223, 461745, 479880, 492528, 512388, 569320, 615660, 640485, 683184, 738792, 820880, 853980, 882446, 923490, 959760, 1024776, 1138640, 1231320, 1280970, 1323669, 1477584, 1707960, 1764892, 1846980, 2049552, 2206115, 2462640, 2561940, 2647338, 3415920, 3529784, 3693960, 3971007, 4412230, 5123880, 5294676, 6618345, 7059568, 7387920, 7942014, 8824460, 10247760, 10589352, 13236690, 15884028, 17648920, 19855035, 21178704, 26473380, 31768056, 35297840, 39710070, 52946760, 63536112, 79420140, 105893520, 158840280, 317680560]

約数ペア:

[(1, 317680560), (2, 158840280), (3, 105893520), (4, 79420140), (5, 63536112), (6, 52946760), (8, 39710070), (9, 35297840), (10, 31768056), (12, 26473380), (15, 21178704), (16, 19855035), (18, 17648920), (20, 15884028), (24, 13236690), (30, 10589352), (31, 10247760), (36, 8824460), (40, 7942014), (43, 7387920), (45, 7059568), (48, 6618345), (60, 5294676), (62, 5123880), (72, 4412230), (80, 3971007), (86, 3693960), (90, 3529784), (93, 3415920), (120, 2647338), (124, 2561940), (129, 2462640), (144, 2206115), (155, 2049552), (172, 1846980), (180, 1764892), (186, 1707960), (215, 1477584), (240, 1323669), (248, 1280970), (258, 1231320), (279, 1138640), (310, 1024776), (331, 959760), (344, 923490), (360, 882446), (372, 853980), (387, 820880), (430, 738792), (465, 683184), (496, 640485), (516, 615660), (558, 569320), (620, 512388), (645, 492528), (662, 479880), (688, 461745), (720, 441223), (744, 426990), (774, 410440), (860, 369396), (930, 341592), (993, 319920), (1032, 307830), (1116, 284660), (1240, 256194), (1290, 246264), (1324, 239940), (1333, 238320), (1395, 227728), (1488, 213495), (1548, 205220), (1655, 191952), (1720, 184698), (1860, 170796), (1935, 164176), (1986, 159960), (2064, 153915), (2232, 142330), (2480, 128097), (2580, 123132), (2648, 119970), (2666, 119160), (2790, 113864), (2979, 106640), (3096, 102610), (3310, 95976), (3440, 92349), (3720, 85398), (3870, 82088), (3972, 79980), (3999, 79440), (4464, 71165), (4965, 63984), (5160, 61566), (5296, 59985), (5332, 59580), (5580, 56932), (5958, 53320), (6192, 51305), (6620, 47988), (6665, 47664), (7440, 42699), (7740, 41044), (7944, 39990), (7998, 39720), (9930, 31992), (10261, 30960), (10320, 30783), (10664, 29790), (11160, 28466), (11916, 26660), (11997, 26480), (13240, 23994), (13330, 23832), (14233, 22320), (14895, 21328), (15480, 20522), (15888, 19995), (15996, 19860)]