198289140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2729}}^1$

素因数の和:2921

約数の個数: 96

約数和(自身を含む): 638426880

約数和(自身を除く): 440137740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 173, 210, 346, 420, 519, 692, 865, 1038, 1211, 1730, 2076, 2422, 2595, 2729, 3460, 3633, 4844, 5190, 5458, 6055, 7266, 8187, 10380, 10916, 12110, 13645, 14532, 16374, 18165, 19103, 24220, 27290, 32748, 36330, 38206, 40935, 54580, 57309, 72660, 76412, 81870, 95515, 114618, 163740, 191030, 229236, 286545, 382060, 472117, 573090, 944234, 1146180, 1416351, 1888468, 2360585, 2832702, 3304819, 4721170, 5665404, 6609638, 7081755, 9442340, 9914457, 13219276, 14163510, 16524095, 19828914, 28327020, 33048190, 39657828, 49572285, 66096380, 99144570, 198289140]

約数ペア:

[(1, 198289140), (2, 99144570), (3, 66096380), (4, 49572285), (5, 39657828), (6, 33048190), (7, 28327020), (10, 19828914), (12, 16524095), (14, 14163510), (15, 13219276), (20, 9914457), (21, 9442340), (28, 7081755), (30, 6609638), (35, 5665404), (42, 4721170), (60, 3304819), (70, 2832702), (84, 2360585), (105, 1888468), (140, 1416351), (173, 1146180), (210, 944234), (346, 573090), (420, 472117), (519, 382060), (692, 286545), (865, 229236), (1038, 191030), (1211, 163740), (1730, 114618), (2076, 95515), (2422, 81870), (2595, 76412), (2729, 72660), (3460, 57309), (3633, 54580), (4844, 40935), (5190, 38206), (5458, 36330), (6055, 32748), (7266, 27290), (8187, 24220), (10380, 19103), (10916, 18165), (12110, 16374), (13645, 14532)]