290895948

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 180

約数和(自身を含む): 900306792

約数和(自身を除く): 609410844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 73, 81, 84, 98, 108, 126, 146, 147, 162, 189, 196, 219, 251, 252, 292, 294, 324, 378, 438, 441, 502, 511, 567, 588, 657, 753, 756, 876, 882, 1004, 1022, 1134, 1314, 1323, 1506, 1533, 1757, 1764, 1971, 2044, 2259, 2268, 2628, 2646, 3012, 3066, 3514, 3577, 3942, 3969, 4518, 4599, 5271, 5292, 5913, 6132, 6777, 7028, 7154, 7884, 7938, 9036, 9198, 10542, 10731, 11826, 12299, 13554, 13797, 14308, 15813, 15876, 18323, 18396, 20331, 21084, 21462, 23652, 24598, 27108, 27594, 31626, 32193, 36646, 36897, 40662, 41391, 42924, 47439, 49196, 54969, 55188, 63252, 64386, 73292, 73794, 81324, 82782, 94878, 96579, 109938, 110691, 128261, 128772, 142317, 147588, 164907, 165564, 189756, 193158, 219876, 221382, 256522, 284634, 289737, 329814, 332073, 384783, 386316, 442764, 494721, 513044, 569268, 579474, 659628, 664146, 769566, 897827, 989442, 996219, 1154349, 1158948, 1328292, 1484163, 1539132, 1795654, 1978884, 1992438, 2308698, 2693481, 2968326, 3463047, 3591308, 3984876, 4617396, 5386962, 5936652, 6926094, 8080443, 10389141, 10773924, 13852188, 16160886, 20778282, 24241329, 32321772, 41556564, 48482658, 72723987, 96965316, 145447974, 290895948]

約数ペア:

[(1, 290895948), (2, 145447974), (3, 96965316), (4, 72723987), (6, 48482658), (7, 41556564), (9, 32321772), (12, 24241329), (14, 20778282), (18, 16160886), (21, 13852188), (27, 10773924), (28, 10389141), (36, 8080443), (42, 6926094), (49, 5936652), (54, 5386962), (63, 4617396), (73, 3984876), (81, 3591308), (84, 3463047), (98, 2968326), (108, 2693481), (126, 2308698), (146, 1992438), (147, 1978884), (162, 1795654), (189, 1539132), (196, 1484163), (219, 1328292), (251, 1158948), (252, 1154349), (292, 996219), (294, 989442), (324, 897827), (378, 769566), (438, 664146), (441, 659628), (502, 579474), (511, 569268), (567, 513044), (588, 494721), (657, 442764), (753, 386316), (756, 384783), (876, 332073), (882, 329814), (1004, 289737), (1022, 284634), (1134, 256522), (1314, 221382), (1323, 219876), (1506, 193158), (1533, 189756), (1757, 165564), (1764, 164907), (1971, 147588), (2044, 142317), (2259, 128772), (2268, 128261), (2628, 110691), (2646, 109938), (3012, 96579), (3066, 94878), (3514, 82782), (3577, 81324), (3942, 73794), (3969, 73292), (4518, 64386), (4599, 63252), (5271, 55188), (5292, 54969), (5913, 49196), (6132, 47439), (6777, 42924), (7028, 41391), (7154, 40662), (7884, 36897), (7938, 36646), (9036, 32193), (9198, 31626), (10542, 27594), (10731, 27108), (11826, 24598), (12299, 23652), (13554, 21462), (13797, 21084), (14308, 20331), (15813, 18396), (15876, 18323)]