28295520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 101896704

約数和(自身を除く): 73601184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 96, 110, 115, 120, 132, 138, 160, 165, 176, 184, 220, 230, 233, 240, 253, 264, 276, 330, 345, 352, 368, 440, 460, 466, 480, 506, 528, 552, 660, 690, 699, 736, 759, 880, 920, 932, 1012, 1056, 1104, 1165, 1265, 1320, 1380, 1398, 1518, 1760, 1840, 1864, 2024, 2208, 2330, 2530, 2563, 2640, 2760, 2796, 3036, 3495, 3680, 3728, 3795, 4048, 4660, 5060, 5126, 5280, 5359, 5520, 5592, 6072, 6990, 7456, 7590, 7689, 8096, 9320, 10120, 10252, 10718, 11040, 11184, 12144, 12815, 13980, 15180, 15378, 16077, 18640, 20240, 20504, 21436, 22368, 24288, 25630, 26795, 27960, 30360, 30756, 32154, 37280, 38445, 40480, 41008, 42872, 51260, 53590, 55920, 58949, 60720, 61512, 64308, 76890, 80385, 82016, 85744, 102520, 107180, 111840, 117898, 121440, 123024, 128616, 153780, 160770, 171488, 176847, 205040, 214360, 235796, 246048, 257232, 294745, 307560, 321540, 353694, 410080, 428720, 471592, 514464, 589490, 615120, 643080, 707388, 857440, 884235, 943184, 1178980, 1230240, 1286160, 1414776, 1768470, 1886368, 2357960, 2572320, 2829552, 3536940, 4715920, 5659104, 7073880, 9431840, 14147760, 28295520]

約数ペア:

[(1, 28295520), (2, 14147760), (3, 9431840), (4, 7073880), (5, 5659104), (6, 4715920), (8, 3536940), (10, 2829552), (11, 2572320), (12, 2357960), (15, 1886368), (16, 1768470), (20, 1414776), (22, 1286160), (23, 1230240), (24, 1178980), (30, 943184), (32, 884235), (33, 857440), (40, 707388), (44, 643080), (46, 615120), (48, 589490), (55, 514464), (60, 471592), (66, 428720), (69, 410080), (80, 353694), (88, 321540), (92, 307560), (96, 294745), (110, 257232), (115, 246048), (120, 235796), (132, 214360), (138, 205040), (160, 176847), (165, 171488), (176, 160770), (184, 153780), (220, 128616), (230, 123024), (233, 121440), (240, 117898), (253, 111840), (264, 107180), (276, 102520), (330, 85744), (345, 82016), (352, 80385), (368, 76890), (440, 64308), (460, 61512), (466, 60720), (480, 58949), (506, 55920), (528, 53590), (552, 51260), (660, 42872), (690, 41008), (699, 40480), (736, 38445), (759, 37280), (880, 32154), (920, 30756), (932, 30360), (1012, 27960), (1056, 26795), (1104, 25630), (1165, 24288), (1265, 22368), (1320, 21436), (1380, 20504), (1398, 20240), (1518, 18640), (1760, 16077), (1840, 15378), (1864, 15180), (2024, 13980), (2208, 12815), (2330, 12144), (2530, 11184), (2563, 11040), (2640, 10718), (2760, 10252), (2796, 10120), (3036, 9320), (3495, 8096), (3680, 7689), (3728, 7590), (3795, 7456), (4048, 6990), (4660, 6072), (5060, 5592), (5126, 5520), (5280, 5359)]