1956554880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{145577}}^1$

素因数の和:145606

約数の個数: 128

約数和(自身を含む): 7127498880

約数和(自身を除く): 5170944000

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 145577, 291154, 436731, 582308, 727885, 873462, 1019039, 1164616, 1455770, 1746924, 2038078, 2183655, 2329232, 2911540, 3057117, 3493848, 4076156, 4367310, 4658464, 5095195, 5823080, 6114234, 6987696, 8152312, 8734620, 9316928, 10190390, 11646160, 12228468, 13975392, 15285585, 16304624, 17469240, 18633856, 20380780, 23292320, 24456936, 27950784, 30571170, 32609248, 34938480, 40761560, 46584640, 48913872, 55901568, 61142340, 65218496, 69876960, 81523120, 93169280, 97827744, 122284680, 130436992, 139753920, 163046240, 195655488, 244569360, 279507840, 326092480, 391310976, 489138720, 652184960, 978277440, 1956554880]

約数ペア:

[(1, 1956554880), (2, 978277440), (3, 652184960), (4, 489138720), (5, 391310976), (6, 326092480), (7, 279507840), (8, 244569360), (10, 195655488), (12, 163046240), (14, 139753920), (15, 130436992), (16, 122284680), (20, 97827744), (21, 93169280), (24, 81523120), (28, 69876960), (30, 65218496), (32, 61142340), (35, 55901568), (40, 48913872), (42, 46584640), (48, 40761560), (56, 34938480), (60, 32609248), (64, 30571170), (70, 27950784), (80, 24456936), (84, 23292320), (96, 20380780), (105, 18633856), (112, 17469240), (120, 16304624), (128, 15285585), (140, 13975392), (160, 12228468), (168, 11646160), (192, 10190390), (210, 9316928), (224, 8734620), (240, 8152312), (280, 6987696), (320, 6114234), (336, 5823080), (384, 5095195), (420, 4658464), (448, 4367310), (480, 4076156), (560, 3493848), (640, 3057117), (672, 2911540), (840, 2329232), (896, 2183655), (960, 2038078), (1120, 1746924), (1344, 1455770), (1680, 1164616), (1920, 1019039), (2240, 873462), (2688, 727885), (3360, 582308), (4480, 436731), (6720, 291154), (13440, 145577)]