51690540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 168344064

約数和(自身を除く): 116653524

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 170, 187, 204, 220, 255, 271, 289, 330, 340, 374, 510, 542, 561, 578, 660, 748, 813, 867, 935, 1020, 1084, 1122, 1156, 1355, 1445, 1626, 1734, 1870, 2244, 2710, 2805, 2890, 2981, 3179, 3252, 3468, 3740, 4065, 4335, 4607, 5420, 5610, 5780, 5962, 6358, 8130, 8670, 8943, 9214, 9537, 11220, 11924, 12716, 13821, 14905, 15895, 16260, 17340, 17886, 18428, 19074, 23035, 27642, 29810, 31790, 35772, 38148, 44715, 46070, 47685, 50677, 55284, 59620, 63580, 69105, 78319, 89430, 92140, 95370, 101354, 138210, 152031, 156638, 178860, 190740, 202708, 234957, 253385, 276420, 304062, 313276, 391595, 469914, 506770, 608124, 760155, 783190, 861509, 939828, 1013540, 1174785, 1520310, 1566380, 1723018, 2349570, 2584527, 3040620, 3446036, 4307545, 4699140, 5169054, 8615090, 10338108, 12922635, 17230180, 25845270, 51690540]

約数ペア:

[(1, 51690540), (2, 25845270), (3, 17230180), (4, 12922635), (5, 10338108), (6, 8615090), (10, 5169054), (11, 4699140), (12, 4307545), (15, 3446036), (17, 3040620), (20, 2584527), (22, 2349570), (30, 1723018), (33, 1566380), (34, 1520310), (44, 1174785), (51, 1013540), (55, 939828), (60, 861509), (66, 783190), (68, 760155), (85, 608124), (102, 506770), (110, 469914), (132, 391595), (165, 313276), (170, 304062), (187, 276420), (204, 253385), (220, 234957), (255, 202708), (271, 190740), (289, 178860), (330, 156638), (340, 152031), (374, 138210), (510, 101354), (542, 95370), (561, 92140), (578, 89430), (660, 78319), (748, 69105), (813, 63580), (867, 59620), (935, 55284), (1020, 50677), (1084, 47685), (1122, 46070), (1156, 44715), (1355, 38148), (1445, 35772), (1626, 31790), (1734, 29810), (1870, 27642), (2244, 23035), (2710, 19074), (2805, 18428), (2890, 17886), (2981, 17340), (3179, 16260), (3252, 15895), (3468, 14905), (3740, 13821), (4065, 12716), (4335, 11924), (4607, 11220), (5420, 9537), (5610, 9214), (5780, 8943), (5962, 8670), (6358, 8130)]