1997068320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106681}}^1$

素因数の和:106715

約数の個数: 144

約数和(自身を含む): 7339294872

約数和(自身を除く): 5342226552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 106681, 213362, 320043, 426724, 533405, 640086, 853448, 960129, 1066810, 1280172, 1386853, 1600215, 1706896, 1920258, 2133620, 2560344, 2773706, 3200430, 3413792, 3840516, 4160559, 4267240, 4800645, 5120688, 5547412, 6400860, 6934265, 7681032, 8321118, 8534480, 9601290, 10241376, 11094824, 12481677, 12801720, 13868530, 15362064, 16642236, 17068960, 19202580, 20802795, 22189648, 24963354, 25603440, 27737060, 30724128, 33284472, 38405160, 41605590, 44379296, 49926708, 51206880, 55474120, 62408385, 66568944, 76810320, 83211180, 99853416, 110948240, 124816770, 133137888, 153620640, 166422360, 199706832, 221896480, 249633540, 332844720, 399413664, 499267080, 665689440, 998534160, 1997068320]

約数ペア:

[(1, 1997068320), (2, 998534160), (3, 665689440), (4, 499267080), (5, 399413664), (6, 332844720), (8, 249633540), (9, 221896480), (10, 199706832), (12, 166422360), (13, 153620640), (15, 133137888), (16, 124816770), (18, 110948240), (20, 99853416), (24, 83211180), (26, 76810320), (30, 66568944), (32, 62408385), (36, 55474120), (39, 51206880), (40, 49926708), (45, 44379296), (48, 41605590), (52, 38405160), (60, 33284472), (65, 30724128), (72, 27737060), (78, 25603440), (80, 24963354), (90, 22189648), (96, 20802795), (104, 19202580), (117, 17068960), (120, 16642236), (130, 15362064), (144, 13868530), (156, 12801720), (160, 12481677), (180, 11094824), (195, 10241376), (208, 9601290), (234, 8534480), (240, 8321118), (260, 7681032), (288, 6934265), (312, 6400860), (360, 5547412), (390, 5120688), (416, 4800645), (468, 4267240), (480, 4160559), (520, 3840516), (585, 3413792), (624, 3200430), (720, 2773706), (780, 2560344), (936, 2133620), (1040, 1920258), (1170, 1706896), (1248, 1600215), (1440, 1386853), (1560, 1280172), (1872, 1066810), (2080, 960129), (2340, 853448), (3120, 640086), (3744, 533405), (4680, 426724), (6240, 320043), (9360, 213362), (18720, 106681)]