320387400

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{19777}}^1$

素因数の和:19805

約数の個数: 120

約数和(自身を含む): 1112809170

約数和(自身を除く): 792421770

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 270, 300, 324, 360, 405, 450, 540, 600, 648, 675, 810, 900, 1080, 1350, 1620, 1800, 2025, 2700, 3240, 4050, 5400, 8100, 16200, 19777, 39554, 59331, 79108, 98885, 118662, 158216, 177993, 197770, 237324, 296655, 355986, 395540, 474648, 494425, 533979, 593310, 711972, 791080, 889965, 988850, 1067958, 1186620, 1423944, 1483275, 1601937, 1779930, 1977700, 2135916, 2373240, 2669895, 2966550, 3203874, 3559860, 3955400, 4271832, 4449825, 5339790, 5933100, 6407748, 7119720, 8009685, 8899650, 10679580, 11866200, 12815496, 13349475, 16019370, 17799300, 21359160, 26698950, 32038740, 35598600, 40048425, 53397900, 64077480, 80096850, 106795800, 160193700, 320387400]

約数ペア:

[(1, 320387400), (2, 160193700), (3, 106795800), (4, 80096850), (5, 64077480), (6, 53397900), (8, 40048425), (9, 35598600), (10, 32038740), (12, 26698950), (15, 21359160), (18, 17799300), (20, 16019370), (24, 13349475), (25, 12815496), (27, 11866200), (30, 10679580), (36, 8899650), (40, 8009685), (45, 7119720), (50, 6407748), (54, 5933100), (60, 5339790), (72, 4449825), (75, 4271832), (81, 3955400), (90, 3559860), (100, 3203874), (108, 2966550), (120, 2669895), (135, 2373240), (150, 2135916), (162, 1977700), (180, 1779930), (200, 1601937), (216, 1483275), (225, 1423944), (270, 1186620), (300, 1067958), (324, 988850), (360, 889965), (405, 791080), (450, 711972), (540, 593310), (600, 533979), (648, 494425), (675, 474648), (810, 395540), (900, 355986), (1080, 296655), (1350, 237324), (1620, 197770), (1800, 177993), (2025, 158216), (2700, 118662), (3240, 98885), (4050, 79108), (5400, 59331), (8100, 39554), (16200, 19777)]