64090404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1291}}^1$

素因数の和:1505

約数の個数: 72

約数和(自身を含む): 186234048

約数和(自身を除く): 122143644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1291, 1379, 1773, 2364, 2582, 2758, 3546, 3873, 4137, 5164, 5516, 7092, 7746, 8274, 9037, 11619, 12411, 15492, 16548, 18074, 23238, 24822, 27111, 36148, 46476, 49644, 54222, 81333, 108444, 162666, 254327, 325332, 508654, 762981, 1017308, 1525962, 1780289, 2288943, 3051924, 3560578, 4577886, 5340867, 7121156, 9155772, 10681734, 16022601, 21363468, 32045202, 64090404]

約数ペア:

[(1, 64090404), (2, 32045202), (3, 21363468), (4, 16022601), (6, 10681734), (7, 9155772), (9, 7121156), (12, 5340867), (14, 4577886), (18, 3560578), (21, 3051924), (28, 2288943), (36, 1780289), (42, 1525962), (63, 1017308), (84, 762981), (126, 508654), (197, 325332), (252, 254327), (394, 162666), (591, 108444), (788, 81333), (1182, 54222), (1291, 49644), (1379, 46476), (1773, 36148), (2364, 27111), (2582, 24822), (2758, 23238), (3546, 18074), (3873, 16548), (4137, 15492), (5164, 12411), (5516, 11619), (7092, 9037), (7746, 8274)]