131557440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19577}}^1$

素因数の和:19604

約数の個数: 112

約数和(自身を含む): 477389952

約数和(自身を除く): 345832512

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, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 19577, 39154, 58731, 78308, 97885, 117462, 137039, 156616, 195770, 234924, 274078, 293655, 313232, 391540, 411117, 469848, 548156, 587310, 626464, 685195, 783080, 822234, 939696, 1096312, 1174620, 1252928, 1370390, 1566160, 1644468, 1879392, 2055585, 2192624, 2349240, 2740780, 3132320, 3288936, 3758784, 4111170, 4385248, 4698480, 5481560, 6264640, 6577872, 8222340, 8770496, 9396960, 10963120, 13155744, 16444680, 18793920, 21926240, 26311488, 32889360, 43852480, 65778720, 131557440]

約数ペア:

[(1, 131557440), (2, 65778720), (3, 43852480), (4, 32889360), (5, 26311488), (6, 21926240), (7, 18793920), (8, 16444680), (10, 13155744), (12, 10963120), (14, 9396960), (15, 8770496), (16, 8222340), (20, 6577872), (21, 6264640), (24, 5481560), (28, 4698480), (30, 4385248), (32, 4111170), (35, 3758784), (40, 3288936), (42, 3132320), (48, 2740780), (56, 2349240), (60, 2192624), (64, 2055585), (70, 1879392), (80, 1644468), (84, 1566160), (96, 1370390), (105, 1252928), (112, 1174620), (120, 1096312), (140, 939696), (160, 822234), (168, 783080), (192, 685195), (210, 626464), (224, 587310), (240, 548156), (280, 469848), (320, 411117), (336, 391540), (420, 313232), (448, 293655), (480, 274078), (560, 234924), (672, 195770), (840, 156616), (960, 137039), (1120, 117462), (1344, 97885), (1680, 78308), (2240, 58731), (3360, 39154), (6720, 19577)]