725238528

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:770

約数の個数: 144

約数和(自身を含む): 2218116096

約数和(自身を除く): 1492877568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 313, 336, 384, 431, 448, 626, 672, 768, 862, 896, 939, 1252, 1293, 1344, 1724, 1792, 1878, 2191, 2504, 2586, 2688, 3017, 3448, 3756, 4382, 5008, 5172, 5376, 6034, 6573, 6896, 7512, 8764, 9051, 10016, 10344, 12068, 13146, 13792, 15024, 17528, 18102, 20032, 20688, 24136, 26292, 27584, 30048, 35056, 36204, 40064, 41376, 48272, 52584, 55168, 60096, 70112, 72408, 80128, 82752, 96544, 105168, 110336, 120192, 134903, 140224, 144816, 165504, 193088, 210336, 240384, 269806, 280448, 289632, 331008, 386176, 404709, 420672, 539612, 560896, 579264, 772352, 809418, 841344, 944321, 1079224, 1158528, 1618836, 1682688, 1888642, 2158448, 2317056, 2832963, 3237672, 3777284, 4316896, 5665926, 6475344, 7554568, 8633792, 11331852, 12950688, 15109136, 17267584, 22663704, 25901376, 30218272, 34535168, 45327408, 51802752, 60436544, 90654816, 103605504, 120873088, 181309632, 241746176, 362619264, 725238528]

約数ペア:

[(1, 725238528), (2, 362619264), (3, 241746176), (4, 181309632), (6, 120873088), (7, 103605504), (8, 90654816), (12, 60436544), (14, 51802752), (16, 45327408), (21, 34535168), (24, 30218272), (28, 25901376), (32, 22663704), (42, 17267584), (48, 15109136), (56, 12950688), (64, 11331852), (84, 8633792), (96, 7554568), (112, 6475344), (128, 5665926), (168, 4316896), (192, 3777284), (224, 3237672), (256, 2832963), (313, 2317056), (336, 2158448), (384, 1888642), (431, 1682688), (448, 1618836), (626, 1158528), (672, 1079224), (768, 944321), (862, 841344), (896, 809418), (939, 772352), (1252, 579264), (1293, 560896), (1344, 539612), (1724, 420672), (1792, 404709), (1878, 386176), (2191, 331008), (2504, 289632), (2586, 280448), (2688, 269806), (3017, 240384), (3448, 210336), (3756, 193088), (4382, 165504), (5008, 144816), (5172, 140224), (5376, 134903), (6034, 120192), (6573, 110336), (6896, 105168), (7512, 96544), (8764, 82752), (9051, 80128), (10016, 72408), (10344, 70112), (12068, 60096), (13146, 55168), (13792, 52584), (15024, 48272), (17528, 41376), (18102, 40064), (20032, 36204), (20688, 35056), (24136, 30048), (26292, 27584)]