142479920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 374038560

約数和(自身を除く): 231558640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 121, 164, 176, 205, 220, 242, 328, 359, 410, 440, 451, 484, 605, 656, 718, 820, 880, 902, 968, 1210, 1436, 1640, 1795, 1804, 1936, 2255, 2420, 2872, 3280, 3590, 3608, 3949, 4510, 4840, 4961, 5744, 7180, 7216, 7898, 9020, 9680, 9922, 14360, 14719, 15796, 18040, 19745, 19844, 24805, 28720, 29438, 31592, 36080, 39490, 39688, 43439, 49610, 58876, 63184, 73595, 78980, 79376, 86878, 99220, 117752, 147190, 157960, 161909, 173756, 198440, 217195, 235504, 294380, 315920, 323818, 347512, 396880, 434390, 588760, 647636, 695024, 809545, 868780, 1177520, 1295272, 1619090, 1737560, 1780999, 2590544, 3238180, 3475120, 3561998, 6476360, 7123996, 8904995, 12952720, 14247992, 17809990, 28495984, 35619980, 71239960, 142479920]

約数ペア:

[(1, 142479920), (2, 71239960), (4, 35619980), (5, 28495984), (8, 17809990), (10, 14247992), (11, 12952720), (16, 8904995), (20, 7123996), (22, 6476360), (40, 3561998), (41, 3475120), (44, 3238180), (55, 2590544), (80, 1780999), (82, 1737560), (88, 1619090), (110, 1295272), (121, 1177520), (164, 868780), (176, 809545), (205, 695024), (220, 647636), (242, 588760), (328, 434390), (359, 396880), (410, 347512), (440, 323818), (451, 315920), (484, 294380), (605, 235504), (656, 217195), (718, 198440), (820, 173756), (880, 161909), (902, 157960), (968, 147190), (1210, 117752), (1436, 99220), (1640, 86878), (1795, 79376), (1804, 78980), (1936, 73595), (2255, 63184), (2420, 58876), (2872, 49610), (3280, 43439), (3590, 39688), (3608, 39490), (3949, 36080), (4510, 31592), (4840, 29438), (4961, 28720), (5744, 24805), (7180, 19844), (7216, 19745), (7898, 18040), (9020, 15796), (9680, 14719), (9922, 14360)]