213990768

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:125

約数の個数: 240

約数和(自身を含む): 691225600

約数和(自身を除く): 477234832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 29, 31, 36, 38, 48, 54, 57, 58, 62, 72, 76, 87, 93, 108, 114, 116, 124, 144, 152, 171, 174, 186, 216, 228, 232, 248, 261, 279, 304, 342, 348, 372, 432, 456, 464, 496, 513, 522, 551, 558, 589, 684, 696, 744, 783, 837, 841, 899, 912, 1026, 1044, 1102, 1116, 1178, 1368, 1392, 1488, 1566, 1653, 1674, 1682, 1767, 1798, 2052, 2088, 2204, 2232, 2356, 2523, 2697, 2736, 3132, 3306, 3348, 3364, 3534, 3596, 4104, 4176, 4408, 4464, 4712, 4959, 5046, 5301, 5394, 6264, 6612, 6696, 6728, 7068, 7192, 7569, 8091, 8208, 8816, 9424, 9918, 10092, 10602, 10788, 12528, 13224, 13392, 13456, 14136, 14384, 14877, 15138, 15903, 15979, 16182, 17081, 19836, 20184, 21204, 21576, 22707, 24273, 26071, 26448, 28272, 29754, 30276, 31806, 31958, 32364, 34162, 39672, 40368, 42408, 43152, 45414, 47937, 48546, 51243, 52142, 59508, 60552, 63612, 63916, 64728, 68324, 78213, 79344, 84816, 90828, 95874, 97092, 102486, 104284, 119016, 121104, 127224, 127832, 129456, 136648, 143811, 153729, 156426, 181656, 191748, 194184, 204972, 208568, 234639, 238032, 254448, 255664, 273296, 287622, 307458, 312852, 363312, 383496, 388368, 409944, 417136, 431433, 461187, 469278, 495349, 575244, 614916, 625704, 703917, 766992, 819888, 862866, 922374, 938556, 990698, 1150488, 1229832, 1251408, 1407834, 1486047, 1725732, 1844748, 1877112, 1981396, 2300976, 2459664, 2815668, 2972094, 3451464, 3689496, 3754224, 3962792, 4458141, 5631336, 5944188, 6902928, 7378992, 7925584, 8916282, 11262672, 11888376, 13374423, 17832564, 23776752, 26748846, 35665128, 53497692, 71330256, 106995384, 213990768]

約数ペア:

[(1, 213990768), (2, 106995384), (3, 71330256), (4, 53497692), (6, 35665128), (8, 26748846), (9, 23776752), (12, 17832564), (16, 13374423), (18, 11888376), (19, 11262672), (24, 8916282), (27, 7925584), (29, 7378992), (31, 6902928), (36, 5944188), (38, 5631336), (48, 4458141), (54, 3962792), (57, 3754224), (58, 3689496), (62, 3451464), (72, 2972094), (76, 2815668), (87, 2459664), (93, 2300976), (108, 1981396), (114, 1877112), (116, 1844748), (124, 1725732), (144, 1486047), (152, 1407834), (171, 1251408), (174, 1229832), (186, 1150488), (216, 990698), (228, 938556), (232, 922374), (248, 862866), (261, 819888), (279, 766992), (304, 703917), (342, 625704), (348, 614916), (372, 575244), (432, 495349), (456, 469278), (464, 461187), (496, 431433), (513, 417136), (522, 409944), (551, 388368), (558, 383496), (589, 363312), (684, 312852), (696, 307458), (744, 287622), (783, 273296), (837, 255664), (841, 254448), (899, 238032), (912, 234639), (1026, 208568), (1044, 204972), (1102, 194184), (1116, 191748), (1178, 181656), (1368, 156426), (1392, 153729), (1488, 143811), (1566, 136648), (1653, 129456), (1674, 127832), (1682, 127224), (1767, 121104), (1798, 119016), (2052, 104284), (2088, 102486), (2204, 97092), (2232, 95874), (2356, 90828), (2523, 84816), (2697, 79344), (2736, 78213), (3132, 68324), (3306, 64728), (3348, 63916), (3364, 63612), (3534, 60552), (3596, 59508), (4104, 52142), (4176, 51243), (4408, 48546), (4464, 47937), (4712, 45414), (4959, 43152), (5046, 42408), (5301, 40368), (5394, 39672), (6264, 34162), (6612, 32364), (6696, 31958), (6728, 31806), (7068, 30276), (7192, 29754), (7569, 28272), (8091, 26448), (8208, 26071), (8816, 24273), (9424, 22707), (9918, 21576), (10092, 21204), (10602, 20184), (10788, 19836), (12528, 17081), (13224, 16182), (13392, 15979), (13456, 15903), (14136, 15138), (14384, 14877)]