316887200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:895

約数の個数: 144

約数和(自身を含む): 897692544

約数和(自身を除く): 580805344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 160, 175, 200, 224, 280, 284, 350, 355, 400, 497, 560, 568, 700, 710, 797, 800, 994, 1120, 1136, 1400, 1420, 1594, 1775, 1988, 2272, 2485, 2800, 2840, 3188, 3550, 3976, 3985, 4970, 5579, 5600, 5680, 6376, 7100, 7952, 7970, 9940, 11158, 11360, 12425, 12752, 14200, 15904, 15940, 19880, 19925, 22316, 24850, 25504, 27895, 28400, 31880, 39760, 39850, 44632, 49700, 55790, 56587, 56800, 63760, 79520, 79700, 89264, 99400, 111580, 113174, 127520, 139475, 159400, 178528, 198800, 223160, 226348, 278950, 282935, 318800, 396109, 397600, 446320, 452696, 557900, 565870, 637600, 792218, 892640, 905392, 1115800, 1131740, 1414675, 1584436, 1810784, 1980545, 2231600, 2263480, 2829350, 3168872, 3961090, 4463200, 4526960, 5658700, 6337744, 7922180, 9053920, 9902725, 11317400, 12675488, 15844360, 19805450, 22634800, 31688720, 39610900, 45269600, 63377440, 79221800, 158443600, 316887200]

約数ペア:

[(1, 316887200), (2, 158443600), (4, 79221800), (5, 63377440), (7, 45269600), (8, 39610900), (10, 31688720), (14, 22634800), (16, 19805450), (20, 15844360), (25, 12675488), (28, 11317400), (32, 9902725), (35, 9053920), (40, 7922180), (50, 6337744), (56, 5658700), (70, 4526960), (71, 4463200), (80, 3961090), (100, 3168872), (112, 2829350), (140, 2263480), (142, 2231600), (160, 1980545), (175, 1810784), (200, 1584436), (224, 1414675), (280, 1131740), (284, 1115800), (350, 905392), (355, 892640), (400, 792218), (497, 637600), (560, 565870), (568, 557900), (700, 452696), (710, 446320), (797, 397600), (800, 396109), (994, 318800), (1120, 282935), (1136, 278950), (1400, 226348), (1420, 223160), (1594, 198800), (1775, 178528), (1988, 159400), (2272, 139475), (2485, 127520), (2800, 113174), (2840, 111580), (3188, 99400), (3550, 89264), (3976, 79700), (3985, 79520), (4970, 63760), (5579, 56800), (5600, 56587), (5680, 55790), (6376, 49700), (7100, 44632), (7952, 39850), (7970, 39760), (9940, 31880), (11158, 28400), (11360, 27895), (12425, 25504), (12752, 24850), (14200, 22316), (15904, 19925), (15940, 19880)]