201620268

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 522574416

約数和(自身を除く): 320954148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 251, 318, 421, 477, 502, 636, 753, 842, 954, 1004, 1263, 1506, 1684, 1908, 2259, 2526, 3012, 3789, 4518, 5052, 7578, 9036, 13303, 15156, 22313, 26606, 39909, 44626, 53212, 66939, 79818, 89252, 105671, 119727, 133878, 159636, 200817, 211342, 239454, 267756, 317013, 401634, 422684, 478908, 634026, 803268, 951039, 1268052, 1902078, 3804156, 5600563, 11201126, 16801689, 22402252, 33603378, 50405067, 67206756, 100810134, 201620268]

約数ペア:

[(1, 201620268), (2, 100810134), (3, 67206756), (4, 50405067), (6, 33603378), (9, 22402252), (12, 16801689), (18, 11201126), (36, 5600563), (53, 3804156), (106, 1902078), (159, 1268052), (212, 951039), (251, 803268), (318, 634026), (421, 478908), (477, 422684), (502, 401634), (636, 317013), (753, 267756), (842, 239454), (954, 211342), (1004, 200817), (1263, 159636), (1506, 133878), (1684, 119727), (1908, 105671), (2259, 89252), (2526, 79818), (3012, 66939), (3789, 53212), (4518, 44626), (5052, 39909), (7578, 26606), (9036, 22313), (13303, 15156)]