51511740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{2503}}^1$

素因数の和:2536

約数の個数: 96

約数和(自身を含む): 168268800

約数和(自身を除く): 116757060

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, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2503, 2940, 3430, 4116, 5006, 5145, 6860, 7509, 10012, 10290, 12515, 15018, 17521, 20580, 25030, 30036, 35042, 37545, 50060, 52563, 70084, 75090, 87605, 105126, 122647, 150180, 175210, 210252, 245294, 262815, 350420, 367941, 490588, 525630, 613235, 735882, 858529, 1051260, 1226470, 1471764, 1717058, 1839705, 2452940, 2575587, 3434116, 3679410, 4292645, 5151174, 7358820, 8585290, 10302348, 12877935, 17170580, 25755870, 51511740]

約数ペア:

[(1, 51511740), (2, 25755870), (3, 17170580), (4, 12877935), (5, 10302348), (6, 8585290), (7, 7358820), (10, 5151174), (12, 4292645), (14, 3679410), (15, 3434116), (20, 2575587), (21, 2452940), (28, 1839705), (30, 1717058), (35, 1471764), (42, 1226470), (49, 1051260), (60, 858529), (70, 735882), (84, 613235), (98, 525630), (105, 490588), (140, 367941), (147, 350420), (196, 262815), (210, 245294), (245, 210252), (294, 175210), (343, 150180), (420, 122647), (490, 105126), (588, 87605), (686, 75090), (735, 70084), (980, 52563), (1029, 50060), (1372, 37545), (1470, 35042), (1715, 30036), (2058, 25030), (2503, 20580), (2940, 17521), (3430, 15018), (4116, 12515), (5006, 10290), (5145, 10012), (6860, 7509)]