81330290160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{6915841}}^1$

素因数の和:6915871

約数の個数: 120

約数和(自身を含む): 293287027536

約数和(自身を除く): 211956737376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 6915841, 13831682, 20747523, 27663364, 34579205, 41495046, 48410887, 55326728, 69158410, 82990092, 96821774, 103737615, 110653456, 138316820, 145232661, 165980184, 193643548, 207475230, 242054435, 276633640, 290465322, 331960368, 338876209, 387287096, 414950460, 484108870, 553267280, 580930644, 677752418, 726163305, 774574192, 829900920, 968217740, 1016628627, 1161861288, 1355504836, 1452326610, 1659801840, 1694381045, 1936435480, 2033257254, 2323722576, 2711009672, 2904653220, 3388762090, 3872870960, 4066514508, 5083143135, 5422019344, 5809306440, 6777524180, 8133029016, 10166286270, 11618612880, 13555048360, 16266058032, 20332572540, 27110096720, 40665145080, 81330290160]

約数ペア:

[(1, 81330290160), (2, 40665145080), (3, 27110096720), (4, 20332572540), (5, 16266058032), (6, 13555048360), (7, 11618612880), (8, 10166286270), (10, 8133029016), (12, 6777524180), (14, 5809306440), (15, 5422019344), (16, 5083143135), (20, 4066514508), (21, 3872870960), (24, 3388762090), (28, 2904653220), (30, 2711009672), (35, 2323722576), (40, 2033257254), (42, 1936435480), (48, 1694381045), (49, 1659801840), (56, 1452326610), (60, 1355504836), (70, 1161861288), (80, 1016628627), (84, 968217740), (98, 829900920), (105, 774574192), (112, 726163305), (120, 677752418), (140, 580930644), (147, 553267280), (168, 484108870), (196, 414950460), (210, 387287096), (240, 338876209), (245, 331960368), (280, 290465322), (294, 276633640), (336, 242054435), (392, 207475230), (420, 193643548), (490, 165980184), (560, 145232661), (588, 138316820), (735, 110653456), (784, 103737615), (840, 96821774), (980, 82990092), (1176, 69158410), (1470, 55326728), (1680, 48410887), (1960, 41495046), (2352, 34579205), (2940, 27663364), (3920, 20747523), (5880, 13831682), (11760, 6915841)]