257954424

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:442

約数の個数: 192

約数和(自身を含む): 827366400

約数和(自身を除く): 569411976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 47, 49, 52, 56, 78, 84, 91, 94, 98, 104, 141, 147, 156, 168, 182, 188, 196, 273, 282, 294, 312, 329, 359, 364, 376, 392, 546, 564, 588, 611, 637, 658, 718, 728, 987, 1077, 1092, 1128, 1176, 1222, 1274, 1316, 1436, 1833, 1911, 1974, 2154, 2184, 2303, 2444, 2513, 2548, 2632, 2872, 3666, 3822, 3948, 4277, 4308, 4606, 4667, 4888, 5026, 5096, 6909, 7332, 7539, 7644, 7896, 8554, 8616, 9212, 9334, 10052, 12831, 13818, 14001, 14664, 15078, 15288, 16873, 17108, 17591, 18424, 18668, 20104, 25662, 27636, 28002, 29939, 30156, 32669, 33746, 34216, 35182, 37336, 50619, 51324, 52773, 55272, 56004, 59878, 60312, 65338, 67492, 70364, 89817, 98007, 101238, 102648, 105546, 112008, 118111, 119756, 130676, 134984, 140728, 179634, 196014, 202476, 211092, 219349, 228683, 236222, 239512, 261352, 354333, 359268, 392028, 404952, 422184, 438698, 457366, 472444, 658047, 686049, 708666, 718536, 784056, 826777, 877396, 914732, 944888, 1316094, 1372098, 1417332, 1535443, 1653554, 1754792, 1829464, 2480331, 2632188, 2744196, 2834664, 3070886, 3307108, 4606329, 4960662, 5264376, 5488392, 6141772, 6614216, 9212658, 9921324, 10748101, 12283544, 18425316, 19842648, 21496202, 32244303, 36850632, 42992404, 64488606, 85984808, 128977212, 257954424]

約数ペア:

[(1, 257954424), (2, 128977212), (3, 85984808), (4, 64488606), (6, 42992404), (7, 36850632), (8, 32244303), (12, 21496202), (13, 19842648), (14, 18425316), (21, 12283544), (24, 10748101), (26, 9921324), (28, 9212658), (39, 6614216), (42, 6141772), (47, 5488392), (49, 5264376), (52, 4960662), (56, 4606329), (78, 3307108), (84, 3070886), (91, 2834664), (94, 2744196), (98, 2632188), (104, 2480331), (141, 1829464), (147, 1754792), (156, 1653554), (168, 1535443), (182, 1417332), (188, 1372098), (196, 1316094), (273, 944888), (282, 914732), (294, 877396), (312, 826777), (329, 784056), (359, 718536), (364, 708666), (376, 686049), (392, 658047), (546, 472444), (564, 457366), (588, 438698), (611, 422184), (637, 404952), (658, 392028), (718, 359268), (728, 354333), (987, 261352), (1077, 239512), (1092, 236222), (1128, 228683), (1176, 219349), (1222, 211092), (1274, 202476), (1316, 196014), (1436, 179634), (1833, 140728), (1911, 134984), (1974, 130676), (2154, 119756), (2184, 118111), (2303, 112008), (2444, 105546), (2513, 102648), (2548, 101238), (2632, 98007), (2872, 89817), (3666, 70364), (3822, 67492), (3948, 65338), (4277, 60312), (4308, 59878), (4606, 56004), (4667, 55272), (4888, 52773), (5026, 51324), (5096, 50619), (6909, 37336), (7332, 35182), (7539, 34216), (7644, 33746), (7896, 32669), (8554, 30156), (8616, 29939), (9212, 28002), (9334, 27636), (10052, 25662), (12831, 20104), (13818, 18668), (14001, 18424), (14664, 17591), (15078, 17108), (15288, 16873)]