205908625280

素因数分解:

$2^7\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1399}}^1\times {\mathrm{1523}}^1$

素因数の和:3092

約数の個数: 128

約数和(自身を含む): 496190016000

約数和(自身を除く): 290281390720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 302, 320, 604, 640, 755, 1208, 1399, 1510, 1523, 2416, 2798, 3020, 3046, 4832, 5596, 6040, 6092, 6995, 7615, 9664, 11192, 12080, 12184, 13990, 15230, 19328, 22384, 24160, 24368, 27980, 30460, 44768, 48320, 48736, 55960, 60920, 89536, 96640, 97472, 111920, 121840, 179072, 194944, 211249, 223840, 229973, 243680, 422498, 447680, 459946, 487360, 844996, 895360, 919892, 974720, 1056245, 1149865, 1689992, 1839784, 2112490, 2130677, 2299730, 3379984, 3679568, 4224980, 4261354, 4599460, 6759968, 7359136, 8449960, 8522708, 9198920, 10653385, 13519936, 14718272, 16899920, 17045416, 18397840, 21306770, 27039872, 29436544, 33799840, 34090832, 36795680, 42613540, 67599680, 68181664, 73591360, 85227080, 135199360, 136363328, 147182720, 170454160, 272726656, 321732227, 340908320, 643464454, 681816640, 1286928908, 1363633280, 1608661135, 2573857816, 3217322270, 5147715632, 6434644540, 10295431264, 12869289080, 20590862528, 25738578160, 41181725056, 51477156320, 102954312640, 205908625280]

約数ペア:

[(1, 205908625280), (2, 102954312640), (4, 51477156320), (5, 41181725056), (8, 25738578160), (10, 20590862528), (16, 12869289080), (20, 10295431264), (32, 6434644540), (40, 5147715632), (64, 3217322270), (80, 2573857816), (128, 1608661135), (151, 1363633280), (160, 1286928908), (302, 681816640), (320, 643464454), (604, 340908320), (640, 321732227), (755, 272726656), (1208, 170454160), (1399, 147182720), (1510, 136363328), (1523, 135199360), (2416, 85227080), (2798, 73591360), (3020, 68181664), (3046, 67599680), (4832, 42613540), (5596, 36795680), (6040, 34090832), (6092, 33799840), (6995, 29436544), (7615, 27039872), (9664, 21306770), (11192, 18397840), (12080, 17045416), (12184, 16899920), (13990, 14718272), (15230, 13519936), (19328, 10653385), (22384, 9198920), (24160, 8522708), (24368, 8449960), (27980, 7359136), (30460, 6759968), (44768, 4599460), (48320, 4261354), (48736, 4224980), (55960, 3679568), (60920, 3379984), (89536, 2299730), (96640, 2130677), (97472, 2112490), (111920, 1839784), (121840, 1689992), (179072, 1149865), (194944, 1056245), (211249, 974720), (223840, 919892), (229973, 895360), (243680, 844996), (422498, 487360), (447680, 459946)]