71239960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 180986400

約数和(自身を除く): 109746440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 121, 164, 205, 220, 242, 328, 359, 410, 440, 451, 484, 605, 718, 820, 902, 968, 1210, 1436, 1640, 1795, 1804, 2255, 2420, 2872, 3590, 3608, 3949, 4510, 4840, 4961, 7180, 7898, 9020, 9922, 14360, 14719, 15796, 18040, 19745, 19844, 24805, 29438, 31592, 39490, 39688, 43439, 49610, 58876, 73595, 78980, 86878, 99220, 117752, 147190, 157960, 161909, 173756, 198440, 217195, 294380, 323818, 347512, 434390, 588760, 647636, 809545, 868780, 1295272, 1619090, 1737560, 1780999, 3238180, 3561998, 6476360, 7123996, 8904995, 14247992, 17809990, 35619980, 71239960]

約数ペア:

[(1, 71239960), (2, 35619980), (4, 17809990), (5, 14247992), (8, 8904995), (10, 7123996), (11, 6476360), (20, 3561998), (22, 3238180), (40, 1780999), (41, 1737560), (44, 1619090), (55, 1295272), (82, 868780), (88, 809545), (110, 647636), (121, 588760), (164, 434390), (205, 347512), (220, 323818), (242, 294380), (328, 217195), (359, 198440), (410, 173756), (440, 161909), (451, 157960), (484, 147190), (605, 117752), (718, 99220), (820, 86878), (902, 78980), (968, 73595), (1210, 58876), (1436, 49610), (1640, 43439), (1795, 39688), (1804, 39490), (2255, 31592), (2420, 29438), (2872, 24805), (3590, 19844), (3608, 19745), (3949, 18040), (4510, 15796), (4840, 14719), (4961, 14360), (7180, 9922), (7898, 9020)]