128567460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{691}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 412941312

約数和(自身を除く): 284373852

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, 210, 420, 443, 691, 886, 1329, 1382, 1772, 2073, 2215, 2658, 2764, 3101, 3455, 4146, 4430, 4837, 5316, 6202, 6645, 6910, 8292, 8860, 9303, 9674, 10365, 12404, 13290, 13820, 14511, 15505, 18606, 19348, 20730, 24185, 26580, 29022, 31010, 37212, 41460, 46515, 48370, 58044, 62020, 72555, 93030, 96740, 145110, 186060, 290220, 306113, 612226, 918339, 1224452, 1530565, 1836678, 2142791, 3061130, 3673356, 4285582, 4591695, 6122260, 6428373, 8571164, 9183390, 10713955, 12856746, 18366780, 21427910, 25713492, 32141865, 42855820, 64283730, 128567460]

約数ペア:

[(1, 128567460), (2, 64283730), (3, 42855820), (4, 32141865), (5, 25713492), (6, 21427910), (7, 18366780), (10, 12856746), (12, 10713955), (14, 9183390), (15, 8571164), (20, 6428373), (21, 6122260), (28, 4591695), (30, 4285582), (35, 3673356), (42, 3061130), (60, 2142791), (70, 1836678), (84, 1530565), (105, 1224452), (140, 918339), (210, 612226), (420, 306113), (443, 290220), (691, 186060), (886, 145110), (1329, 96740), (1382, 93030), (1772, 72555), (2073, 62020), (2215, 58044), (2658, 48370), (2764, 46515), (3101, 41460), (3455, 37212), (4146, 31010), (4430, 29022), (4837, 26580), (5316, 24185), (6202, 20730), (6645, 19348), (6910, 18606), (8292, 15505), (8860, 14511), (9303, 13820), (9674, 13290), (10365, 12404)]