289838880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{467}}^1$

素因数の和:919

約数の個数: 144

約数和(自身を含む): 993492864

約数和(自身を除く): 703653984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 431, 467, 480, 720, 862, 934, 1293, 1401, 1440, 1724, 1868, 2155, 2335, 2586, 2802, 3448, 3736, 3879, 4203, 4310, 4670, 5172, 5604, 6465, 6896, 7005, 7472, 7758, 8406, 8620, 9340, 10344, 11208, 12930, 13792, 14010, 14944, 15516, 16812, 17240, 18680, 19395, 20688, 21015, 22416, 25860, 28020, 31032, 33624, 34480, 37360, 38790, 41376, 42030, 44832, 51720, 56040, 62064, 67248, 68960, 74720, 77580, 84060, 103440, 112080, 124128, 134496, 155160, 168120, 201277, 206880, 224160, 310320, 336240, 402554, 603831, 620640, 672480, 805108, 1006385, 1207662, 1610216, 1811493, 2012770, 2415324, 3019155, 3220432, 3622986, 4025540, 4830648, 6038310, 6440864, 7245972, 8051080, 9057465, 9661296, 12076620, 14491944, 16102160, 18114930, 19322592, 24153240, 28983888, 32204320, 36229860, 48306480, 57967776, 72459720, 96612960, 144919440, 289838880]

約数ペア:

[(1, 289838880), (2, 144919440), (3, 96612960), (4, 72459720), (5, 57967776), (6, 48306480), (8, 36229860), (9, 32204320), (10, 28983888), (12, 24153240), (15, 19322592), (16, 18114930), (18, 16102160), (20, 14491944), (24, 12076620), (30, 9661296), (32, 9057465), (36, 8051080), (40, 7245972), (45, 6440864), (48, 6038310), (60, 4830648), (72, 4025540), (80, 3622986), (90, 3220432), (96, 3019155), (120, 2415324), (144, 2012770), (160, 1811493), (180, 1610216), (240, 1207662), (288, 1006385), (360, 805108), (431, 672480), (467, 620640), (480, 603831), (720, 402554), (862, 336240), (934, 310320), (1293, 224160), (1401, 206880), (1440, 201277), (1724, 168120), (1868, 155160), (2155, 134496), (2335, 124128), (2586, 112080), (2802, 103440), (3448, 84060), (3736, 77580), (3879, 74720), (4203, 68960), (4310, 67248), (4670, 62064), (5172, 56040), (5604, 51720), (6465, 44832), (6896, 42030), (7005, 41376), (7472, 38790), (7758, 37360), (8406, 34480), (8620, 33624), (9340, 31032), (10344, 28020), (11208, 25860), (12930, 22416), (13792, 21015), (14010, 20688), (14944, 19395), (15516, 18680), (16812, 17240)]