156901879220

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{983}}^1\times {\mathrm{12893}}^1$

素因数の和:14504

約数の個数: 48

約数和(自身を含む): 330387603840

約数和(自身を除く): 173485724620

約数列:

[1, 2, 4, 5, 10, 20, 619, 983, 1238, 1966, 2476, 3095, 3932, 4915, 6190, 9830, 12380, 12893, 19660, 25786, 51572, 64465, 128930, 257860, 608477, 1216954, 2433908, 3042385, 6084770, 7980767, 12169540, 12673819, 15961534, 25347638, 31923068, 39903835, 50695276, 63369095, 79807670, 126738190, 159615340, 253476380, 7845093961, 15690187922, 31380375844, 39225469805, 78450939610, 156901879220]

約数ペア:

[(1, 156901879220), (2, 78450939610), (4, 39225469805), (5, 31380375844), (10, 15690187922), (20, 7845093961), (619, 253476380), (983, 159615340), (1238, 126738190), (1966, 79807670), (2476, 63369095), (3095, 50695276), (3932, 39903835), (4915, 31923068), (6190, 25347638), (9830, 15961534), (12380, 12673819), (12893, 12169540), (19660, 7980767), (25786, 6084770), (51572, 3042385), (64465, 2433908), (128930, 1216954), (257860, 608477)]