1916001920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:711

約数の個数: 192

約数和(自身を含む): 5387484960

約数和(自身を除く): 3471483040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 107, 112, 128, 140, 160, 196, 214, 224, 245, 280, 320, 392, 428, 448, 490, 535, 560, 571, 640, 749, 784, 856, 896, 980, 1070, 1120, 1142, 1498, 1568, 1712, 1960, 2140, 2240, 2284, 2855, 2996, 3136, 3424, 3745, 3920, 3997, 4280, 4480, 4568, 5243, 5710, 5992, 6272, 6848, 7490, 7840, 7994, 8560, 9136, 10486, 11420, 11984, 13696, 14980, 15680, 15988, 17120, 18272, 19985, 20972, 22840, 23968, 26215, 27979, 29960, 31360, 31976, 34240, 36544, 39970, 41944, 45680, 47936, 52430, 55958, 59920, 61097, 63952, 68480, 73088, 79940, 83888, 91360, 95872, 104860, 111916, 119840, 122194, 127904, 139895, 159880, 167776, 182720, 209720, 223832, 239680, 244388, 255808, 279790, 305485, 319760, 335552, 365440, 419440, 427679, 447664, 479360, 488776, 511616, 559580, 610970, 639520, 671104, 838880, 855358, 895328, 977552, 1119160, 1221940, 1279040, 1677760, 1710716, 1790656, 1955104, 2138395, 2238320, 2443880, 2558080, 2993753, 3355520, 3421432, 3581312, 3910208, 4276790, 4476640, 4887760, 5987506, 6842864, 7820416, 8553580, 8953280, 9775520, 11975012, 13685728, 14968765, 17107160, 17906560, 19551040, 23950024, 27371456, 29937530, 34214320, 39102080, 47900048, 54742912, 59875060, 68428640, 95800096, 119750120, 136857280, 191600192, 239500240, 273714560, 383200384, 479000480, 958000960, 1916001920]

約数ペア:

[(1, 1916001920), (2, 958000960), (4, 479000480), (5, 383200384), (7, 273714560), (8, 239500240), (10, 191600192), (14, 136857280), (16, 119750120), (20, 95800096), (28, 68428640), (32, 59875060), (35, 54742912), (40, 47900048), (49, 39102080), (56, 34214320), (64, 29937530), (70, 27371456), (80, 23950024), (98, 19551040), (107, 17906560), (112, 17107160), (128, 14968765), (140, 13685728), (160, 11975012), (196, 9775520), (214, 8953280), (224, 8553580), (245, 7820416), (280, 6842864), (320, 5987506), (392, 4887760), (428, 4476640), (448, 4276790), (490, 3910208), (535, 3581312), (560, 3421432), (571, 3355520), (640, 2993753), (749, 2558080), (784, 2443880), (856, 2238320), (896, 2138395), (980, 1955104), (1070, 1790656), (1120, 1710716), (1142, 1677760), (1498, 1279040), (1568, 1221940), (1712, 1119160), (1960, 977552), (2140, 895328), (2240, 855358), (2284, 838880), (2855, 671104), (2996, 639520), (3136, 610970), (3424, 559580), (3745, 511616), (3920, 488776), (3997, 479360), (4280, 447664), (4480, 427679), (4568, 419440), (5243, 365440), (5710, 335552), (5992, 319760), (6272, 305485), (6848, 279790), (7490, 255808), (7840, 244388), (7994, 239680), (8560, 223832), (9136, 209720), (10486, 182720), (11420, 167776), (11984, 159880), (13696, 139895), (14980, 127904), (15680, 122194), (15988, 119840), (17120, 111916), (18272, 104860), (19985, 95872), (20972, 91360), (22840, 83888), (23968, 79940), (26215, 73088), (27979, 68480), (29960, 63952), (31360, 61097), (31976, 59920), (34240, 55958), (36544, 52430), (39970, 47936), (41944, 45680)]