12128210220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{145109}}^1$

素因数の和:145327

約数の個数: 96

約数和(自身を含む): 39005568000

約数和(自身を除く): 26877357780

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, 199, 210, 398, 420, 597, 796, 995, 1194, 1393, 1990, 2388, 2786, 2985, 3980, 4179, 5572, 5970, 6965, 8358, 11940, 13930, 16716, 20895, 27860, 41790, 83580, 145109, 290218, 435327, 580436, 725545, 870654, 1015763, 1451090, 1741308, 2031526, 2176635, 2902180, 3047289, 4063052, 4353270, 5078815, 6094578, 8706540, 10157630, 12189156, 15236445, 20315260, 28876691, 30472890, 57753382, 60945780, 86630073, 115506764, 144383455, 173260146, 202136837, 288766910, 346520292, 404273674, 433150365, 577533820, 606410511, 808547348, 866300730, 1010684185, 1212821022, 1732601460, 2021368370, 2425642044, 3032052555, 4042736740, 6064105110, 12128210220]

約数ペア:

[(1, 12128210220), (2, 6064105110), (3, 4042736740), (4, 3032052555), (5, 2425642044), (6, 2021368370), (7, 1732601460), (10, 1212821022), (12, 1010684185), (14, 866300730), (15, 808547348), (20, 606410511), (21, 577533820), (28, 433150365), (30, 404273674), (35, 346520292), (42, 288766910), (60, 202136837), (70, 173260146), (84, 144383455), (105, 115506764), (140, 86630073), (199, 60945780), (210, 57753382), (398, 30472890), (420, 28876691), (597, 20315260), (796, 15236445), (995, 12189156), (1194, 10157630), (1393, 8706540), (1990, 6094578), (2388, 5078815), (2786, 4353270), (2985, 4063052), (3980, 3047289), (4179, 2902180), (5572, 2176635), (5970, 2031526), (6965, 1741308), (8358, 1451090), (11940, 1015763), (13930, 870654), (16716, 725545), (20895, 580436), (27860, 435327), (41790, 290218), (83580, 145109)]