47806020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{761}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 145618200

約数和(自身を除く): 97812180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 761, 1047, 1396, 1522, 1745, 2094, 2283, 3044, 3141, 3490, 3805, 4188, 4566, 5235, 6282, 6849, 6980, 7610, 9132, 10470, 11415, 12564, 13698, 15220, 15705, 20940, 22830, 27396, 31410, 34245, 45660, 62820, 68490, 136980, 265589, 531178, 796767, 1062356, 1327945, 1593534, 2390301, 2655890, 3187068, 3983835, 4780602, 5311780, 7967670, 9561204, 11951505, 15935340, 23903010, 47806020]

約数ペア:

[(1, 47806020), (2, 23903010), (3, 15935340), (4, 11951505), (5, 9561204), (6, 7967670), (9, 5311780), (10, 4780602), (12, 3983835), (15, 3187068), (18, 2655890), (20, 2390301), (30, 1593534), (36, 1327945), (45, 1062356), (60, 796767), (90, 531178), (180, 265589), (349, 136980), (698, 68490), (761, 62820), (1047, 45660), (1396, 34245), (1522, 31410), (1745, 27396), (2094, 22830), (2283, 20940), (3044, 15705), (3141, 15220), (3490, 13698), (3805, 12564), (4188, 11415), (4566, 10470), (5235, 9132), (6282, 7610), (6849, 6980)]