198895572

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 564345600

約数和(自身を除く): 365450028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 37, 38, 57, 58, 74, 76, 87, 111, 114, 116, 148, 171, 174, 222, 228, 261, 271, 333, 342, 348, 444, 522, 542, 551, 666, 684, 703, 813, 1044, 1073, 1084, 1102, 1332, 1406, 1626, 1653, 2109, 2146, 2204, 2439, 2812, 3219, 3252, 3306, 4218, 4292, 4878, 4959, 5149, 6327, 6438, 6612, 7859, 8436, 9657, 9756, 9918, 10027, 10298, 12654, 12876, 15447, 15718, 19314, 19836, 20054, 20387, 20596, 23577, 25308, 30081, 30894, 31436, 38628, 40108, 40774, 46341, 47154, 60162, 61161, 61788, 70731, 81548, 90243, 92682, 94308, 120324, 122322, 141462, 149321, 180486, 183483, 185364, 190513, 244644, 282924, 290783, 298642, 360972, 366966, 381026, 447963, 571539, 581566, 597284, 733932, 762052, 872349, 895926, 1143078, 1163132, 1343889, 1714617, 1744698, 1791852, 2286156, 2617047, 2687778, 3429234, 3489396, 5234094, 5375556, 5524877, 6858468, 10468188, 11049754, 16574631, 22099508, 33149262, 49723893, 66298524, 99447786, 198895572]

約数ペア:

[(1, 198895572), (2, 99447786), (3, 66298524), (4, 49723893), (6, 33149262), (9, 22099508), (12, 16574631), (18, 11049754), (19, 10468188), (29, 6858468), (36, 5524877), (37, 5375556), (38, 5234094), (57, 3489396), (58, 3429234), (74, 2687778), (76, 2617047), (87, 2286156), (111, 1791852), (114, 1744698), (116, 1714617), (148, 1343889), (171, 1163132), (174, 1143078), (222, 895926), (228, 872349), (261, 762052), (271, 733932), (333, 597284), (342, 581566), (348, 571539), (444, 447963), (522, 381026), (542, 366966), (551, 360972), (666, 298642), (684, 290783), (703, 282924), (813, 244644), (1044, 190513), (1073, 185364), (1084, 183483), (1102, 180486), (1332, 149321), (1406, 141462), (1626, 122322), (1653, 120324), (2109, 94308), (2146, 92682), (2204, 90243), (2439, 81548), (2812, 70731), (3219, 61788), (3252, 61161), (3306, 60162), (4218, 47154), (4292, 46341), (4878, 40774), (4959, 40108), (5149, 38628), (6327, 31436), (6438, 30894), (6612, 30081), (7859, 25308), (8436, 23577), (9657, 20596), (9756, 20387), (9918, 20054), (10027, 19836), (10298, 19314), (12654, 15718), (12876, 15447)]