203476784

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 462024000

約数和(自身を除く): 258547216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 137, 149, 178, 274, 298, 356, 548, 596, 623, 712, 959, 1043, 1096, 1192, 1246, 1424, 1918, 2086, 2192, 2384, 2492, 3836, 4172, 4984, 7672, 8344, 9968, 12193, 13261, 15344, 16688, 20413, 24386, 26522, 40826, 48772, 53044, 81652, 85351, 92827, 97544, 106088, 142891, 163304, 170702, 185654, 195088, 212176, 285782, 326608, 341404, 371308, 571564, 682808, 742616, 1143128, 1365616, 1485232, 1816757, 2286256, 3633514, 7267028, 12717299, 14534056, 25434598, 29068112, 50869196, 101738392, 203476784]

約数ペア:

[(1, 203476784), (2, 101738392), (4, 50869196), (7, 29068112), (8, 25434598), (14, 14534056), (16, 12717299), (28, 7267028), (56, 3633514), (89, 2286256), (112, 1816757), (137, 1485232), (149, 1365616), (178, 1143128), (274, 742616), (298, 682808), (356, 571564), (548, 371308), (596, 341404), (623, 326608), (712, 285782), (959, 212176), (1043, 195088), (1096, 185654), (1192, 170702), (1246, 163304), (1424, 142891), (1918, 106088), (2086, 97544), (2192, 92827), (2384, 85351), (2492, 81652), (3836, 53044), (4172, 48772), (4984, 40826), (7672, 26522), (8344, 24386), (9968, 20413), (12193, 16688), (13261, 15344)]