188856780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{64237}}^1$

素因数の和:64263

約数の個数: 72

約数和(自身を含む): 615143088

約数和(自身を除く): 426286308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 64237, 128474, 192711, 256948, 321185, 385422, 449659, 642370, 770844, 899318, 963555, 1284740, 1348977, 1798636, 1927110, 2248295, 2697954, 3147613, 3854220, 4496590, 5395908, 6295226, 6744885, 8993180, 9442839, 12590452, 13489770, 15738065, 18885678, 26979540, 31476130, 37771356, 47214195, 62952260, 94428390, 188856780]

約数ペア:

[(1, 188856780), (2, 94428390), (3, 62952260), (4, 47214195), (5, 37771356), (6, 31476130), (7, 26979540), (10, 18885678), (12, 15738065), (14, 13489770), (15, 12590452), (20, 9442839), (21, 8993180), (28, 6744885), (30, 6295226), (35, 5395908), (42, 4496590), (49, 3854220), (60, 3147613), (70, 2697954), (84, 2248295), (98, 1927110), (105, 1798636), (140, 1348977), (147, 1284740), (196, 963555), (210, 899318), (245, 770844), (294, 642370), (420, 449659), (490, 385422), (588, 321185), (735, 256948), (980, 192711), (1470, 128474), (2940, 64237)]