1600800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 144

約数和(自身を含む): 5624640

約数和(自身を除く): 4023840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 29, 30, 32, 40, 46, 48, 50, 58, 60, 69, 75, 80, 87, 92, 96, 100, 115, 116, 120, 138, 145, 150, 160, 174, 184, 200, 230, 232, 240, 276, 290, 300, 345, 348, 368, 400, 435, 460, 464, 480, 552, 575, 580, 600, 667, 690, 696, 725, 736, 800, 870, 920, 928, 1104, 1150, 1160, 1200, 1334, 1380, 1392, 1450, 1725, 1740, 1840, 2001, 2175, 2208, 2300, 2320, 2400, 2668, 2760, 2784, 2900, 3335, 3450, 3480, 3680, 4002, 4350, 4600, 4640, 5336, 5520, 5800, 6670, 6900, 6960, 8004, 8700, 9200, 10005, 10672, 11040, 11600, 13340, 13800, 13920, 16008, 16675, 17400, 18400, 20010, 21344, 23200, 26680, 27600, 32016, 33350, 34800, 40020, 50025, 53360, 55200, 64032, 66700, 69600, 80040, 100050, 106720, 133400, 160080, 200100, 266800, 320160, 400200, 533600, 800400, 1600800]

約数ペア:

[(1, 1600800), (2, 800400), (3, 533600), (4, 400200), (5, 320160), (6, 266800), (8, 200100), (10, 160080), (12, 133400), (15, 106720), (16, 100050), (20, 80040), (23, 69600), (24, 66700), (25, 64032), (29, 55200), (30, 53360), (32, 50025), (40, 40020), (46, 34800), (48, 33350), (50, 32016), (58, 27600), (60, 26680), (69, 23200), (75, 21344), (80, 20010), (87, 18400), (92, 17400), (96, 16675), (100, 16008), (115, 13920), (116, 13800), (120, 13340), (138, 11600), (145, 11040), (150, 10672), (160, 10005), (174, 9200), (184, 8700), (200, 8004), (230, 6960), (232, 6900), (240, 6670), (276, 5800), (290, 5520), (300, 5336), (345, 4640), (348, 4600), (368, 4350), (400, 4002), (435, 3680), (460, 3480), (464, 3450), (480, 3335), (552, 2900), (575, 2784), (580, 2760), (600, 2668), (667, 2400), (690, 2320), (696, 2300), (725, 2208), (736, 2175), (800, 2001), (870, 1840), (920, 1740), (928, 1725), (1104, 1450), (1150, 1392), (1160, 1380), (1200, 1334)]