490326720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:523

約数の個数: 224

約数和(自身を含む): 1697492160

約数和(自身を除く): 1207165440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 101, 104, 120, 130, 156, 160, 192, 195, 202, 208, 240, 260, 303, 312, 320, 389, 390, 404, 416, 480, 505, 520, 606, 624, 778, 780, 808, 832, 960, 1010, 1040, 1167, 1212, 1248, 1313, 1515, 1556, 1560, 1616, 1945, 2020, 2080, 2334, 2424, 2496, 2626, 3030, 3112, 3120, 3232, 3890, 3939, 4040, 4160, 4668, 4848, 5057, 5252, 5835, 6060, 6224, 6240, 6464, 6565, 7780, 7878, 8080, 9336, 9696, 10114, 10504, 11670, 12120, 12448, 12480, 13130, 15171, 15560, 15756, 16160, 18672, 19392, 19695, 20228, 21008, 23340, 24240, 24896, 25285, 26260, 30342, 31120, 31512, 32320, 37344, 39289, 39390, 40456, 42016, 46680, 48480, 50570, 52520, 60684, 62240, 63024, 74688, 75855, 78578, 78780, 80912, 84032, 93360, 96960, 101140, 105040, 117867, 121368, 124480, 126048, 151710, 157156, 157560, 161824, 186720, 196445, 202280, 210080, 235734, 242736, 252096, 303420, 314312, 315120, 323648, 373440, 392890, 404560, 420160, 471468, 485472, 510757, 589335, 606840, 628624, 630240, 785780, 809120, 942936, 970944, 1021514, 1178670, 1213680, 1257248, 1260480, 1532271, 1571560, 1618240, 1885872, 2043028, 2357340, 2427360, 2514496, 2553785, 3064542, 3143120, 3771744, 4086056, 4714680, 4854720, 5107570, 6129084, 6286240, 7543488, 7661355, 8172112, 9429360, 10215140, 12258168, 12572480, 15322710, 16344224, 18858720, 20430280, 24516336, 30645420, 32688448, 37717440, 40860560, 49032672, 61290840, 81721120, 98065344, 122581680, 163442240, 245163360, 490326720]

約数ペア:

[(1, 490326720), (2, 245163360), (3, 163442240), (4, 122581680), (5, 98065344), (6, 81721120), (8, 61290840), (10, 49032672), (12, 40860560), (13, 37717440), (15, 32688448), (16, 30645420), (20, 24516336), (24, 20430280), (26, 18858720), (30, 16344224), (32, 15322710), (39, 12572480), (40, 12258168), (48, 10215140), (52, 9429360), (60, 8172112), (64, 7661355), (65, 7543488), (78, 6286240), (80, 6129084), (96, 5107570), (101, 4854720), (104, 4714680), (120, 4086056), (130, 3771744), (156, 3143120), (160, 3064542), (192, 2553785), (195, 2514496), (202, 2427360), (208, 2357340), (240, 2043028), (260, 1885872), (303, 1618240), (312, 1571560), (320, 1532271), (389, 1260480), (390, 1257248), (404, 1213680), (416, 1178670), (480, 1021514), (505, 970944), (520, 942936), (606, 809120), (624, 785780), (778, 630240), (780, 628624), (808, 606840), (832, 589335), (960, 510757), (1010, 485472), (1040, 471468), (1167, 420160), (1212, 404560), (1248, 392890), (1313, 373440), (1515, 323648), (1556, 315120), (1560, 314312), (1616, 303420), (1945, 252096), (2020, 242736), (2080, 235734), (2334, 210080), (2424, 202280), (2496, 196445), (2626, 186720), (3030, 161824), (3112, 157560), (3120, 157156), (3232, 151710), (3890, 126048), (3939, 124480), (4040, 121368), (4160, 117867), (4668, 105040), (4848, 101140), (5057, 96960), (5252, 93360), (5835, 84032), (6060, 80912), (6224, 78780), (6240, 78578), (6464, 75855), (6565, 74688), (7780, 63024), (7878, 62240), (8080, 60684), (9336, 52520), (9696, 50570), (10114, 48480), (10504, 46680), (11670, 42016), (12120, 40456), (12448, 39390), (12480, 39289), (13130, 37344), (15171, 32320), (15560, 31512), (15756, 31120), (16160, 30342), (18672, 26260), (19392, 25285), (19695, 24896), (20228, 24240), (21008, 23340)]