718612736

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 108

約数和(自身を含む): 1558803456

約数和(自身を除く): 840190720

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 127, 128, 184, 248, 254, 256, 368, 496, 508, 713, 736, 961, 992, 1016, 1426, 1472, 1922, 1984, 2032, 2852, 2921, 2944, 3844, 3937, 3968, 4064, 5704, 5842, 5888, 7688, 7874, 7936, 8128, 11408, 11684, 15376, 15748, 16256, 22103, 22816, 23368, 30752, 31496, 32512, 44206, 45632, 46736, 61504, 62992, 88412, 90551, 91264, 93472, 122047, 123008, 125984, 176824, 181102, 182528, 186944, 244094, 246016, 251968, 353648, 362204, 373888, 488188, 503936, 707296, 724408, 747776, 976376, 1007872, 1414592, 1448816, 1952752, 2807081, 2829184, 2897632, 3905504, 5614162, 5658368, 5795264, 7811008, 11228324, 11590528, 15622016, 22456648, 23181056, 31244032, 44913296, 89826592, 179653184, 359306368, 718612736]

約数ペア:

[(1, 718612736), (2, 359306368), (4, 179653184), (8, 89826592), (16, 44913296), (23, 31244032), (31, 23181056), (32, 22456648), (46, 15622016), (62, 11590528), (64, 11228324), (92, 7811008), (124, 5795264), (127, 5658368), (128, 5614162), (184, 3905504), (248, 2897632), (254, 2829184), (256, 2807081), (368, 1952752), (496, 1448816), (508, 1414592), (713, 1007872), (736, 976376), (961, 747776), (992, 724408), (1016, 707296), (1426, 503936), (1472, 488188), (1922, 373888), (1984, 362204), (2032, 353648), (2852, 251968), (2921, 246016), (2944, 244094), (3844, 186944), (3937, 182528), (3968, 181102), (4064, 176824), (5704, 125984), (5842, 123008), (5888, 122047), (7688, 93472), (7874, 91264), (7936, 90551), (8128, 88412), (11408, 62992), (11684, 61504), (15376, 46736), (15748, 45632), (16256, 44206), (22103, 32512), (22816, 31496), (23368, 30752)]