1815693712

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1\times {\mathrm{809}}^1$

素因数の和:1544

約数の個数: 80

約数和(自身を含む): 4170268800

約数和(自身を除く): 2354575088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 691, 809, 812, 1382, 1618, 1624, 2764, 3236, 3248, 4837, 5528, 5663, 6472, 9674, 11056, 11326, 12944, 19348, 20039, 22652, 23461, 38696, 40078, 45304, 46922, 77392, 80156, 90608, 93844, 140273, 160312, 164227, 187688, 280546, 320624, 328454, 375376, 559019, 561092, 656908, 1118038, 1122184, 1313816, 2236076, 2244368, 2627632, 3913133, 4472152, 7826266, 8944304, 15652532, 16211551, 31305064, 32423102, 62610128, 64846204, 113480857, 129692408, 226961714, 259384816, 453923428, 907846856, 1815693712]

約数ペア:

[(1, 1815693712), (2, 907846856), (4, 453923428), (7, 259384816), (8, 226961714), (14, 129692408), (16, 113480857), (28, 64846204), (29, 62610128), (56, 32423102), (58, 31305064), (112, 16211551), (116, 15652532), (203, 8944304), (232, 7826266), (406, 4472152), (464, 3913133), (691, 2627632), (809, 2244368), (812, 2236076), (1382, 1313816), (1618, 1122184), (1624, 1118038), (2764, 656908), (3236, 561092), (3248, 559019), (4837, 375376), (5528, 328454), (5663, 320624), (6472, 280546), (9674, 187688), (11056, 164227), (11326, 160312), (12944, 140273), (19348, 93844), (20039, 90608), (22652, 80156), (23461, 77392), (38696, 46922), (40078, 45304)]