1900782720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{347}}^1$

素因数の和:692

約数の個数: 256

約数和(自身を含む): 6772636800

約数和(自身を除く): 4871854080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 317, 320, 347, 360, 384, 432, 480, 540, 576, 634, 640, 694, 720, 864, 951, 960, 1041, 1080, 1152, 1268, 1388, 1440, 1585, 1728, 1735, 1902, 1920, 2082, 2160, 2536, 2776, 2853, 2880, 3123, 3170, 3456, 3470, 3804, 4164, 4320, 4755, 5072, 5205, 5552, 5706, 5760, 6246, 6340, 6940, 7608, 8328, 8559, 8640, 9369, 9510, 10144, 10410, 11104, 11412, 12492, 12680, 13880, 14265, 15216, 15615, 16656, 17118, 17280, 18738, 19020, 20288, 20820, 22208, 22824, 24984, 25360, 27760, 28530, 30432, 31230, 33312, 34236, 37476, 38040, 40576, 41640, 42795, 44416, 45648, 46845, 49968, 50720, 55520, 57060, 60864, 62460, 66624, 68472, 74952, 76080, 83280, 85590, 91296, 93690, 99936, 101440, 109999, 111040, 114120, 121728, 124920, 133248, 136944, 149904, 152160, 166560, 171180, 182592, 187380, 199872, 202880, 219998, 222080, 228240, 249840, 273888, 299808, 304320, 329997, 333120, 342360, 365184, 374760, 399744, 439996, 456480, 499680, 547776, 549995, 599616, 608640, 659994, 666240, 684720, 749520, 879992, 912960, 989991, 999360, 1095552, 1099990, 1199232, 1319988, 1369440, 1499040, 1649985, 1759984, 1825920, 1979982, 1998720, 2199980, 2639976, 2738880, 2969973, 2998080, 3299970, 3519968, 3959964, 4399960, 4949955, 5279952, 5477760, 5939946, 5996160, 6599940, 7039936, 7919928, 8799920, 9899910, 10559904, 11879892, 13199880, 14079872, 14849865, 15839856, 17599840, 19799820, 21119808, 23759784, 26399760, 29699730, 31679712, 35199680, 39599640, 42239616, 47519568, 52799520, 59399460, 63359424, 70399360, 79199280, 95039136, 105599040, 118798920, 126718848, 158398560, 190078272, 211198080, 237597840, 316797120, 380156544, 475195680, 633594240, 950391360, 1900782720]

約数ペア:

[(1, 1900782720), (2, 950391360), (3, 633594240), (4, 475195680), (5, 380156544), (6, 316797120), (8, 237597840), (9, 211198080), (10, 190078272), (12, 158398560), (15, 126718848), (16, 118798920), (18, 105599040), (20, 95039136), (24, 79199280), (27, 70399360), (30, 63359424), (32, 59399460), (36, 52799520), (40, 47519568), (45, 42239616), (48, 39599640), (54, 35199680), (60, 31679712), (64, 29699730), (72, 26399760), (80, 23759784), (90, 21119808), (96, 19799820), (108, 17599840), (120, 15839856), (128, 14849865), (135, 14079872), (144, 13199880), (160, 11879892), (180, 10559904), (192, 9899910), (216, 8799920), (240, 7919928), (270, 7039936), (288, 6599940), (317, 5996160), (320, 5939946), (347, 5477760), (360, 5279952), (384, 4949955), (432, 4399960), (480, 3959964), (540, 3519968), (576, 3299970), (634, 2998080), (640, 2969973), (694, 2738880), (720, 2639976), (864, 2199980), (951, 1998720), (960, 1979982), (1041, 1825920), (1080, 1759984), (1152, 1649985), (1268, 1499040), (1388, 1369440), (1440, 1319988), (1585, 1199232), (1728, 1099990), (1735, 1095552), (1902, 999360), (1920, 989991), (2082, 912960), (2160, 879992), (2536, 749520), (2776, 684720), (2853, 666240), (2880, 659994), (3123, 608640), (3170, 599616), (3456, 549995), (3470, 547776), (3804, 499680), (4164, 456480), (4320, 439996), (4755, 399744), (5072, 374760), (5205, 365184), (5552, 342360), (5706, 333120), (5760, 329997), (6246, 304320), (6340, 299808), (6940, 273888), (7608, 249840), (8328, 228240), (8559, 222080), (8640, 219998), (9369, 202880), (9510, 199872), (10144, 187380), (10410, 182592), (11104, 171180), (11412, 166560), (12492, 152160), (12680, 149904), (13880, 136944), (14265, 133248), (15216, 124920), (15615, 121728), (16656, 114120), (17118, 111040), (17280, 109999), (18738, 101440), (19020, 99936), (20288, 93690), (20820, 91296), (22208, 85590), (22824, 83280), (24984, 76080), (25360, 74952), (27760, 68472), (28530, 66624), (30432, 62460), (31230, 60864), (33312, 57060), (34236, 55520), (37476, 50720), (38040, 49968), (40576, 46845), (41640, 45648), (42795, 44416)]