20309308320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{863491}}^1$

素因数の和:863523

約数の個数: 144

約数和(自身を含む): 74419194528

約数和(自身を除く): 54109886208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 863491, 1726982, 2590473, 3453964, 4317455, 5180946, 6044437, 6907928, 8634910, 10361892, 12088874, 12952365, 13815856, 17269820, 18133311, 20723784, 24177748, 25904730, 27631712, 30222185, 34539640, 36266622, 41447568, 42311059, 48355496, 51809460, 60444370, 69079280, 72533244, 82895136, 84622118, 90666555, 96710992, 103618920, 120888740, 126933177, 138158560, 145066488, 169244236, 181333110, 193421984, 207237840, 211555295, 241777480, 253866354, 290132976, 338488472, 362666220, 414475680, 423110590, 483554960, 507732708, 580265952, 634665885, 676976944, 725332440, 846221180, 967109920, 1015465416, 1269331770, 1353953888, 1450664880, 1692442360, 2030930832, 2538663540, 2901329760, 3384884720, 4061861664, 5077327080, 6769769440, 10154654160, 20309308320]

約数ペア:

[(1, 20309308320), (2, 10154654160), (3, 6769769440), (4, 5077327080), (5, 4061861664), (6, 3384884720), (7, 2901329760), (8, 2538663540), (10, 2030930832), (12, 1692442360), (14, 1450664880), (15, 1353953888), (16, 1269331770), (20, 1015465416), (21, 967109920), (24, 846221180), (28, 725332440), (30, 676976944), (32, 634665885), (35, 580265952), (40, 507732708), (42, 483554960), (48, 423110590), (49, 414475680), (56, 362666220), (60, 338488472), (70, 290132976), (80, 253866354), (84, 241777480), (96, 211555295), (98, 207237840), (105, 193421984), (112, 181333110), (120, 169244236), (140, 145066488), (147, 138158560), (160, 126933177), (168, 120888740), (196, 103618920), (210, 96710992), (224, 90666555), (240, 84622118), (245, 82895136), (280, 72533244), (294, 69079280), (336, 60444370), (392, 51809460), (420, 48355496), (480, 42311059), (490, 41447568), (560, 36266622), (588, 34539640), (672, 30222185), (735, 27631712), (784, 25904730), (840, 24177748), (980, 20723784), (1120, 18133311), (1176, 17269820), (1470, 13815856), (1568, 12952365), (1680, 12088874), (1960, 10361892), (2352, 8634910), (2940, 6907928), (3360, 6044437), (3920, 5180946), (4704, 4317455), (5880, 3453964), (7840, 2590473), (11760, 1726982), (23520, 863491)]