256034790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{461}}^1$

素因数の和:516

約数の個数: 192

約数和(自身を含む): 796340160

約数和(自身を除く): 540305370

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 27, 30, 33, 34, 45, 51, 54, 55, 66, 85, 90, 99, 102, 110, 121, 135, 153, 165, 170, 187, 198, 242, 255, 270, 297, 306, 330, 363, 374, 459, 461, 495, 510, 561, 594, 605, 726, 765, 918, 922, 935, 990, 1089, 1122, 1210, 1383, 1485, 1530, 1683, 1815, 1870, 2057, 2178, 2295, 2305, 2766, 2805, 2970, 3267, 3366, 3630, 4114, 4149, 4590, 4610, 5049, 5071, 5445, 5610, 6171, 6534, 6915, 7837, 8298, 8415, 10098, 10142, 10285, 10890, 12342, 12447, 13830, 15213, 15674, 16335, 16830, 18513, 20570, 20745, 23511, 24894, 25245, 25355, 30426, 30855, 32670, 37026, 39185, 41490, 45639, 47022, 50490, 50710, 55539, 55781, 61710, 62235, 70533, 76065, 78370, 86207, 91278, 92565, 111078, 111562, 117555, 124470, 136917, 141066, 152130, 167343, 172414, 185130, 211599, 228195, 235110, 258621, 273834, 277695, 278905, 334686, 352665, 423198, 431035, 456390, 502029, 517242, 555390, 557810, 684585, 705330, 775863, 836715, 862070, 948277, 1004058, 1057995, 1293105, 1369170, 1506087, 1551726, 1673430, 1896554, 2115990, 2327589, 2510145, 2586210, 2844831, 3012174, 3879315, 4655178, 4741385, 5020290, 5689662, 7530435, 7758630, 8534493, 9482770, 11637945, 14224155, 15060870, 17068986, 23275890, 25603479, 28448310, 42672465, 51206958, 85344930, 128017395, 256034790]

約数ペア:

[(1, 256034790), (2, 128017395), (3, 85344930), (5, 51206958), (6, 42672465), (9, 28448310), (10, 25603479), (11, 23275890), (15, 17068986), (17, 15060870), (18, 14224155), (22, 11637945), (27, 9482770), (30, 8534493), (33, 7758630), (34, 7530435), (45, 5689662), (51, 5020290), (54, 4741385), (55, 4655178), (66, 3879315), (85, 3012174), (90, 2844831), (99, 2586210), (102, 2510145), (110, 2327589), (121, 2115990), (135, 1896554), (153, 1673430), (165, 1551726), (170, 1506087), (187, 1369170), (198, 1293105), (242, 1057995), (255, 1004058), (270, 948277), (297, 862070), (306, 836715), (330, 775863), (363, 705330), (374, 684585), (459, 557810), (461, 555390), (495, 517242), (510, 502029), (561, 456390), (594, 431035), (605, 423198), (726, 352665), (765, 334686), (918, 278905), (922, 277695), (935, 273834), (990, 258621), (1089, 235110), (1122, 228195), (1210, 211599), (1383, 185130), (1485, 172414), (1530, 167343), (1683, 152130), (1815, 141066), (1870, 136917), (2057, 124470), (2178, 117555), (2295, 111562), (2305, 111078), (2766, 92565), (2805, 91278), (2970, 86207), (3267, 78370), (3366, 76065), (3630, 70533), (4114, 62235), (4149, 61710), (4590, 55781), (4610, 55539), (5049, 50710), (5071, 50490), (5445, 47022), (5610, 45639), (6171, 41490), (6534, 39185), (6915, 37026), (7837, 32670), (8298, 30855), (8415, 30426), (10098, 25355), (10142, 25245), (10285, 24894), (10890, 23511), (12342, 20745), (12447, 20570), (13830, 18513), (15213, 16830), (15674, 16335)]