256022676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2582

約数の個数: 144

約数和(自身を含む): 822535168

約数和(自身を除く): 566512492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 182, 186, 217, 234, 252, 273, 279, 364, 372, 403, 434, 468, 546, 558, 651, 806, 819, 868, 1092, 1116, 1209, 1302, 1612, 1638, 1953, 2418, 2521, 2604, 2821, 3276, 3627, 3906, 4836, 5042, 5642, 7254, 7563, 7812, 8463, 10084, 11284, 14508, 15126, 16926, 17647, 22689, 25389, 30252, 32773, 33852, 35294, 45378, 50778, 52941, 65546, 70588, 78151, 90756, 98319, 101556, 105882, 131092, 156302, 158823, 196638, 211764, 229411, 234453, 294957, 312604, 317646, 393276, 458822, 468906, 547057, 589914, 635292, 688233, 703359, 917644, 937812, 1015963, 1094114, 1179828, 1376466, 1406718, 1641171, 2031926, 2064699, 2188228, 2752932, 2813436, 3047889, 3282342, 4063852, 4129398, 4923513, 6095778, 6564684, 7111741, 8258796, 9143667, 9847026, 12191556, 14223482, 18287334, 19694052, 21335223, 28446964, 36574668, 42670446, 64005669, 85340892, 128011338, 256022676]

約数ペア:

[(1, 256022676), (2, 128011338), (3, 85340892), (4, 64005669), (6, 42670446), (7, 36574668), (9, 28446964), (12, 21335223), (13, 19694052), (14, 18287334), (18, 14223482), (21, 12191556), (26, 9847026), (28, 9143667), (31, 8258796), (36, 7111741), (39, 6564684), (42, 6095778), (52, 4923513), (62, 4129398), (63, 4063852), (78, 3282342), (84, 3047889), (91, 2813436), (93, 2752932), (117, 2188228), (124, 2064699), (126, 2031926), (156, 1641171), (182, 1406718), (186, 1376466), (217, 1179828), (234, 1094114), (252, 1015963), (273, 937812), (279, 917644), (364, 703359), (372, 688233), (403, 635292), (434, 589914), (468, 547057), (546, 468906), (558, 458822), (651, 393276), (806, 317646), (819, 312604), (868, 294957), (1092, 234453), (1116, 229411), (1209, 211764), (1302, 196638), (1612, 158823), (1638, 156302), (1953, 131092), (2418, 105882), (2521, 101556), (2604, 98319), (2821, 90756), (3276, 78151), (3627, 70588), (3906, 65546), (4836, 52941), (5042, 50778), (5642, 45378), (7254, 35294), (7563, 33852), (7812, 32773), (8463, 30252), (10084, 25389), (11284, 22689), (14508, 17647), (15126, 16926)]