286704880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 867667680

約数和(自身を除く): 580962800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 61, 70, 77, 80, 88, 98, 109, 110, 112, 122, 140, 154, 176, 196, 218, 220, 244, 245, 280, 305, 308, 385, 392, 427, 436, 440, 488, 490, 539, 545, 560, 610, 616, 671, 763, 770, 784, 854, 872, 880, 976, 980, 1078, 1090, 1199, 1220, 1232, 1342, 1526, 1540, 1708, 1744, 1960, 2135, 2156, 2180, 2398, 2440, 2684, 2695, 2989, 3052, 3080, 3355, 3416, 3815, 3920, 4270, 4312, 4360, 4697, 4796, 4880, 5341, 5368, 5390, 5978, 5995, 6104, 6160, 6649, 6710, 6832, 7630, 8393, 8540, 8624, 8720, 9394, 9592, 10682, 10736, 10780, 11956, 11990, 12208, 13298, 13420, 14945, 15260, 16786, 17080, 18788, 19184, 21364, 21560, 23485, 23912, 23980, 26596, 26705, 26840, 29890, 30520, 32879, 33245, 33572, 34160, 37576, 41965, 42728, 43120, 46543, 46970, 47824, 47960, 53192, 53410, 53680, 58751, 59780, 61040, 65758, 66490, 67144, 73139, 75152, 83930, 85456, 93086, 93940, 95920, 106384, 106820, 117502, 119560, 131516, 132980, 134288, 146278, 164395, 167860, 186172, 187880, 213640, 232715, 235004, 239120, 263032, 265960, 292556, 293755, 325801, 328790, 335720, 365695, 372344, 375760, 427280, 465430, 470008, 511973, 526064, 531920, 585112, 587510, 651602, 657580, 671440, 731390, 744688, 930860, 940016, 1023946, 1170224, 1175020, 1303204, 1315160, 1462780, 1629005, 1861720, 2047892, 2350040, 2559865, 2606408, 2630320, 2925560, 3258010, 3583811, 3723440, 4095784, 4700080, 5119730, 5212816, 5851120, 6516020, 7167622, 8191568, 10239460, 13032040, 14335244, 17919055, 20478920, 26064080, 28670488, 35838110, 40957840, 57340976, 71676220, 143352440, 286704880]

約数ペア:

[(1, 286704880), (2, 143352440), (4, 71676220), (5, 57340976), (7, 40957840), (8, 35838110), (10, 28670488), (11, 26064080), (14, 20478920), (16, 17919055), (20, 14335244), (22, 13032040), (28, 10239460), (35, 8191568), (40, 7167622), (44, 6516020), (49, 5851120), (55, 5212816), (56, 5119730), (61, 4700080), (70, 4095784), (77, 3723440), (80, 3583811), (88, 3258010), (98, 2925560), (109, 2630320), (110, 2606408), (112, 2559865), (122, 2350040), (140, 2047892), (154, 1861720), (176, 1629005), (196, 1462780), (218, 1315160), (220, 1303204), (244, 1175020), (245, 1170224), (280, 1023946), (305, 940016), (308, 930860), (385, 744688), (392, 731390), (427, 671440), (436, 657580), (440, 651602), (488, 587510), (490, 585112), (539, 531920), (545, 526064), (560, 511973), (610, 470008), (616, 465430), (671, 427280), (763, 375760), (770, 372344), (784, 365695), (854, 335720), (872, 328790), (880, 325801), (976, 293755), (980, 292556), (1078, 265960), (1090, 263032), (1199, 239120), (1220, 235004), (1232, 232715), (1342, 213640), (1526, 187880), (1540, 186172), (1708, 167860), (1744, 164395), (1960, 146278), (2135, 134288), (2156, 132980), (2180, 131516), (2398, 119560), (2440, 117502), (2684, 106820), (2695, 106384), (2989, 95920), (3052, 93940), (3080, 93086), (3355, 85456), (3416, 83930), (3815, 75152), (3920, 73139), (4270, 67144), (4312, 66490), (4360, 65758), (4697, 61040), (4796, 59780), (4880, 58751), (5341, 53680), (5368, 53410), (5390, 53192), (5978, 47960), (5995, 47824), (6104, 46970), (6160, 46543), (6649, 43120), (6710, 42728), (6832, 41965), (7630, 37576), (8393, 34160), (8540, 33572), (8624, 33245), (8720, 32879), (9394, 30520), (9592, 29890), (10682, 26840), (10736, 26705), (10780, 26596), (11956, 23980), (11990, 23912), (12208, 23485), (13298, 21560), (13420, 21364), (14945, 19184), (15260, 18788), (16786, 17080)]