556971520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31081}}^1$

素因数の和:31111

約数の個数: 80

約数和(自身を含む): 1526250528

約数和(自身を除く): 969279008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 17920, 31081, 62162, 124324, 155405, 217567, 248648, 310810, 435134, 497296, 621620, 870268, 994592, 1087835, 1243240, 1740536, 1989184, 2175670, 2486480, 3481072, 3978368, 4351340, 4972960, 6962144, 7956736, 8702680, 9945920, 13924288, 15913472, 17405360, 19891840, 27848576, 34810720, 39783680, 55697152, 69621440, 79567360, 111394304, 139242880, 278485760, 556971520]

約数ペア:

[(1, 556971520), (2, 278485760), (4, 139242880), (5, 111394304), (7, 79567360), (8, 69621440), (10, 55697152), (14, 39783680), (16, 34810720), (20, 27848576), (28, 19891840), (32, 17405360), (35, 15913472), (40, 13924288), (56, 9945920), (64, 8702680), (70, 7956736), (80, 6962144), (112, 4972960), (128, 4351340), (140, 3978368), (160, 3481072), (224, 2486480), (256, 2175670), (280, 1989184), (320, 1740536), (448, 1243240), (512, 1087835), (560, 994592), (640, 870268), (896, 621620), (1120, 497296), (1280, 435134), (1792, 310810), (2240, 248648), (2560, 217567), (3584, 155405), (4480, 124324), (8960, 62162), (17920, 31081)]