268815040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 168

約数和(自身を含む): 731611440

約数和(自身を除く): 462796400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 179, 190, 208, 247, 260, 304, 320, 358, 361, 380, 416, 494, 520, 608, 716, 722, 760, 832, 895, 988, 1040, 1216, 1235, 1432, 1444, 1520, 1790, 1805, 1976, 2080, 2327, 2470, 2864, 2888, 3040, 3401, 3580, 3610, 3952, 4160, 4654, 4693, 4940, 5728, 5776, 6080, 6802, 7160, 7220, 7904, 9308, 9386, 9880, 11456, 11552, 11635, 13604, 14320, 14440, 15808, 17005, 18616, 18772, 19760, 23104, 23270, 23465, 27208, 28640, 28880, 34010, 37232, 37544, 39520, 44213, 46540, 46930, 54416, 57280, 57760, 64619, 68020, 74464, 75088, 79040, 88426, 93080, 93860, 108832, 115520, 129238, 136040, 148928, 150176, 176852, 186160, 187720, 217664, 221065, 258476, 272080, 300352, 323095, 353704, 372320, 375440, 442130, 516952, 544160, 646190, 707408, 744640, 750880, 840047, 884260, 1033904, 1088320, 1292380, 1414816, 1501760, 1680094, 1768520, 2067808, 2584760, 2829632, 3360188, 3537040, 4135616, 4200235, 5169520, 6720376, 7074080, 8400470, 10339040, 13440752, 14148160, 16800940, 20678080, 26881504, 33601880, 53763008, 67203760, 134407520, 268815040]

約数ペア:

[(1, 268815040), (2, 134407520), (4, 67203760), (5, 53763008), (8, 33601880), (10, 26881504), (13, 20678080), (16, 16800940), (19, 14148160), (20, 13440752), (26, 10339040), (32, 8400470), (38, 7074080), (40, 6720376), (52, 5169520), (64, 4200235), (65, 4135616), (76, 3537040), (80, 3360188), (95, 2829632), (104, 2584760), (130, 2067808), (152, 1768520), (160, 1680094), (179, 1501760), (190, 1414816), (208, 1292380), (247, 1088320), (260, 1033904), (304, 884260), (320, 840047), (358, 750880), (361, 744640), (380, 707408), (416, 646190), (494, 544160), (520, 516952), (608, 442130), (716, 375440), (722, 372320), (760, 353704), (832, 323095), (895, 300352), (988, 272080), (1040, 258476), (1216, 221065), (1235, 217664), (1432, 187720), (1444, 186160), (1520, 176852), (1790, 150176), (1805, 148928), (1976, 136040), (2080, 129238), (2327, 115520), (2470, 108832), (2864, 93860), (2888, 93080), (3040, 88426), (3401, 79040), (3580, 75088), (3610, 74464), (3952, 68020), (4160, 64619), (4654, 57760), (4693, 57280), (4940, 54416), (5728, 46930), (5776, 46540), (6080, 44213), (6802, 39520), (7160, 37544), (7220, 37232), (7904, 34010), (9308, 28880), (9386, 28640), (9880, 27208), (11456, 23465), (11552, 23270), (11635, 23104), (13604, 19760), (14320, 18772), (14440, 18616), (15808, 17005)]