437920740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{128047}}^1$

素因数の和:128081

約数の個数: 72

約数和(自身を含む): 1398284160

約数和(自身を除く): 960363420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 128047, 256094, 384141, 512188, 640235, 768282, 1152423, 1280470, 1536564, 1920705, 2304846, 2432893, 2560940, 3841410, 4609692, 4865786, 5762115, 7298679, 7682820, 9731572, 11524230, 12164465, 14597358, 21896037, 23048460, 24328930, 29194716, 36493395, 43792074, 48657860, 72986790, 87584148, 109480185, 145973580, 218960370, 437920740]

約数ペア:

[(1, 437920740), (2, 218960370), (3, 145973580), (4, 109480185), (5, 87584148), (6, 72986790), (9, 48657860), (10, 43792074), (12, 36493395), (15, 29194716), (18, 24328930), (19, 23048460), (20, 21896037), (30, 14597358), (36, 12164465), (38, 11524230), (45, 9731572), (57, 7682820), (60, 7298679), (76, 5762115), (90, 4865786), (95, 4609692), (114, 3841410), (171, 2560940), (180, 2432893), (190, 2304846), (228, 1920705), (285, 1536564), (342, 1280470), (380, 1152423), (570, 768282), (684, 640235), (855, 512188), (1140, 384141), (1710, 256094), (3420, 128047)]