252549540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{2693}}^1$

素因数の和:3229

約数の個数: 72

約数和(自身を含む): 767822328

約数和(自身を除く): 515272788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 1042, 1563, 2084, 2605, 2693, 3126, 4689, 5210, 5386, 6252, 7815, 8079, 9378, 10420, 10772, 13465, 15630, 16158, 18756, 23445, 24237, 26930, 31260, 32316, 40395, 46890, 48474, 53860, 80790, 93780, 96948, 121185, 161580, 242370, 484740, 1403053, 2806106, 4209159, 5612212, 7015265, 8418318, 12627477, 14030530, 16836636, 21045795, 25254954, 28061060, 42091590, 50509908, 63137385, 84183180, 126274770, 252549540]

約数ペア:

[(1, 252549540), (2, 126274770), (3, 84183180), (4, 63137385), (5, 50509908), (6, 42091590), (9, 28061060), (10, 25254954), (12, 21045795), (15, 16836636), (18, 14030530), (20, 12627477), (30, 8418318), (36, 7015265), (45, 5612212), (60, 4209159), (90, 2806106), (180, 1403053), (521, 484740), (1042, 242370), (1563, 161580), (2084, 121185), (2605, 96948), (2693, 93780), (3126, 80790), (4689, 53860), (5210, 48474), (5386, 46890), (6252, 40395), (7815, 32316), (8079, 31260), (9378, 26930), (10420, 24237), (10772, 23445), (13465, 18756), (15630, 16158)]