400520448

素因数分解:

$2^8\times 3^2\times {\mathrm{131}}^1\times {\mathrm{1327}}^1$

素因数の和:1480

約数の個数: 108

約数和(自身を含む): 1164491328

約数和(自身を除く): 763970880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 131, 144, 192, 256, 262, 288, 384, 393, 524, 576, 768, 786, 1048, 1152, 1179, 1327, 1572, 2096, 2304, 2358, 2654, 3144, 3981, 4192, 4716, 5308, 6288, 7962, 8384, 9432, 10616, 11943, 12576, 15924, 16768, 18864, 21232, 23886, 25152, 31848, 33536, 37728, 42464, 47772, 50304, 63696, 75456, 84928, 95544, 100608, 127392, 150912, 169856, 173837, 191088, 254784, 301824, 339712, 347674, 382176, 509568, 521511, 695348, 764352, 1019136, 1043022, 1390696, 1528704, 1564533, 2086044, 2781392, 3057408, 3129066, 4172088, 5562784, 6258132, 8344176, 11125568, 12516264, 16688352, 22251136, 25032528, 33376704, 44502272, 50065056, 66753408, 100130112, 133506816, 200260224, 400520448]

約数ペア:

[(1, 400520448), (2, 200260224), (3, 133506816), (4, 100130112), (6, 66753408), (8, 50065056), (9, 44502272), (12, 33376704), (16, 25032528), (18, 22251136), (24, 16688352), (32, 12516264), (36, 11125568), (48, 8344176), (64, 6258132), (72, 5562784), (96, 4172088), (128, 3129066), (131, 3057408), (144, 2781392), (192, 2086044), (256, 1564533), (262, 1528704), (288, 1390696), (384, 1043022), (393, 1019136), (524, 764352), (576, 695348), (768, 521511), (786, 509568), (1048, 382176), (1152, 347674), (1179, 339712), (1327, 301824), (1572, 254784), (2096, 191088), (2304, 173837), (2358, 169856), (2654, 150912), (3144, 127392), (3981, 100608), (4192, 95544), (4716, 84928), (5308, 75456), (6288, 63696), (7962, 50304), (8384, 47772), (9432, 42464), (10616, 37728), (11943, 33536), (12576, 31848), (15924, 25152), (16768, 23886), (18864, 21232)]