648515844

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{449}}^1\times {\mathrm{757}}^1$

素因数の和:1269

約数の個数: 72

約数和(自身を含む): 1676165400

約数和(自身を除く): 1027649556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 449, 477, 636, 757, 898, 954, 1347, 1514, 1796, 1908, 2271, 2694, 3028, 4041, 4542, 5388, 6813, 8082, 9084, 13626, 16164, 23797, 27252, 40121, 47594, 71391, 80242, 95188, 120363, 142782, 160484, 214173, 240726, 285564, 339893, 361089, 428346, 481452, 679786, 722178, 856692, 1019679, 1359572, 1444356, 2039358, 3059037, 4078716, 6118074, 12236148, 18014329, 36028658, 54042987, 72057316, 108085974, 162128961, 216171948, 324257922, 648515844]

約数ペア:

[(1, 648515844), (2, 324257922), (3, 216171948), (4, 162128961), (6, 108085974), (9, 72057316), (12, 54042987), (18, 36028658), (36, 18014329), (53, 12236148), (106, 6118074), (159, 4078716), (212, 3059037), (318, 2039358), (449, 1444356), (477, 1359572), (636, 1019679), (757, 856692), (898, 722178), (954, 679786), (1347, 481452), (1514, 428346), (1796, 361089), (1908, 339893), (2271, 285564), (2694, 240726), (3028, 214173), (4041, 160484), (4542, 142782), (5388, 120363), (6813, 95188), (8082, 80242), (9084, 71391), (13626, 47594), (16164, 40121), (23797, 27252)]