21850338160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1\times {\mathrm{1427}}^1$

素因数の和:2223

約数の個数: 160

約数和(自身を含む): 59751175680

約数和(自身を除く): 37900837520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 739, 740, 1036, 1295, 1427, 1478, 1480, 2072, 2590, 2854, 2956, 2960, 3695, 4144, 5173, 5180, 5708, 5912, 7135, 7390, 9989, 10346, 10360, 11416, 11824, 14270, 14780, 19978, 20692, 20720, 22832, 25865, 27343, 28540, 29560, 39956, 41384, 49945, 51730, 52799, 54686, 57080, 59120, 79912, 82768, 99890, 103460, 105598, 109372, 114160, 136715, 159824, 191401, 199780, 206920, 211196, 218744, 263995, 273430, 369593, 382802, 399560, 413840, 422392, 437488, 527990, 546860, 739186, 765604, 799120, 844784, 957005, 1054553, 1055980, 1093720, 1478372, 1531208, 1847965, 1914010, 2109106, 2111960, 2187440, 2956744, 3062416, 3695930, 3828020, 4218212, 4223920, 5272765, 5913488, 7381871, 7391860, 7656040, 8436424, 10545530, 14763742, 14783720, 15312080, 16872848, 21091060, 29527484, 29567440, 36909355, 39018461, 42182120, 59054968, 73818710, 78036922, 84364240, 118109936, 147637420, 156073844, 195092305, 273129227, 295274840, 312147688, 390184610, 546258454, 590549680, 624295376, 780369220, 1092516908, 1365646135, 1560738440, 2185033816, 2731292270, 3121476880, 4370067632, 5462584540, 10925169080, 21850338160]

約数ペア:

[(1, 21850338160), (2, 10925169080), (4, 5462584540), (5, 4370067632), (7, 3121476880), (8, 2731292270), (10, 2185033816), (14, 1560738440), (16, 1365646135), (20, 1092516908), (28, 780369220), (35, 624295376), (37, 590549680), (40, 546258454), (56, 390184610), (70, 312147688), (74, 295274840), (80, 273129227), (112, 195092305), (140, 156073844), (148, 147637420), (185, 118109936), (259, 84364240), (280, 78036922), (296, 73818710), (370, 59054968), (518, 42182120), (560, 39018461), (592, 36909355), (739, 29567440), (740, 29527484), (1036, 21091060), (1295, 16872848), (1427, 15312080), (1478, 14783720), (1480, 14763742), (2072, 10545530), (2590, 8436424), (2854, 7656040), (2956, 7391860), (2960, 7381871), (3695, 5913488), (4144, 5272765), (5173, 4223920), (5180, 4218212), (5708, 3828020), (5912, 3695930), (7135, 3062416), (7390, 2956744), (9989, 2187440), (10346, 2111960), (10360, 2109106), (11416, 1914010), (11824, 1847965), (14270, 1531208), (14780, 1478372), (19978, 1093720), (20692, 1055980), (20720, 1054553), (22832, 957005), (25865, 844784), (27343, 799120), (28540, 765604), (29560, 739186), (39956, 546860), (41384, 527990), (49945, 437488), (51730, 422392), (52799, 413840), (54686, 399560), (57080, 382802), (59120, 369593), (79912, 273430), (82768, 263995), (99890, 218744), (103460, 211196), (105598, 206920), (109372, 199780), (114160, 191401), (136715, 159824)]