257312592

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 320

約数和(自身を含む): 857088000

約数和(自身を除く): 599775408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 27, 29, 36, 38, 46, 47, 48, 54, 57, 58, 69, 72, 76, 87, 92, 94, 108, 114, 116, 138, 141, 144, 152, 171, 174, 184, 188, 207, 216, 228, 232, 261, 276, 282, 304, 342, 348, 368, 376, 414, 423, 432, 437, 456, 464, 513, 522, 551, 552, 564, 621, 667, 684, 696, 752, 783, 828, 846, 874, 893, 912, 1026, 1044, 1081, 1102, 1104, 1128, 1242, 1269, 1311, 1334, 1363, 1368, 1392, 1566, 1653, 1656, 1692, 1748, 1786, 2001, 2052, 2088, 2162, 2204, 2256, 2484, 2538, 2622, 2668, 2679, 2726, 2736, 3132, 3243, 3306, 3312, 3384, 3496, 3572, 3933, 4002, 4089, 4104, 4176, 4324, 4408, 4959, 4968, 5076, 5244, 5336, 5358, 5452, 6003, 6264, 6486, 6612, 6768, 6992, 7144, 7866, 8004, 8037, 8178, 8208, 8648, 8816, 9729, 9918, 9936, 10152, 10488, 10672, 10716, 10904, 11799, 12006, 12267, 12528, 12673, 12972, 13224, 14288, 14877, 15732, 16008, 16074, 16356, 17296, 18009, 19458, 19836, 20304, 20539, 20976, 21432, 21808, 23598, 24012, 24111, 24534, 25346, 25897, 25944, 26448, 29187, 29754, 31349, 31464, 32016, 32148, 32712, 36018, 36801, 38019, 38916, 39672, 41078, 42864, 47196, 48024, 48222, 49068, 50692, 51794, 51888, 58374, 59508, 61617, 62698, 62928, 64296, 65424, 72036, 73602, 76038, 77691, 77832, 79344, 82156, 94047, 94392, 96048, 96444, 98136, 101384, 103588, 114057, 116748, 119016, 123234, 125396, 128592, 144072, 147204, 152076, 155382, 155664, 164312, 184851, 188094, 188784, 192888, 196272, 202768, 207176, 228114, 233073, 233496, 238032, 246468, 250792, 282141, 288144, 294408, 304152, 310764, 328624, 342171, 369702, 376188, 385776, 414352, 456228, 466146, 466992, 492936, 501584, 554553, 564282, 588816, 595631, 608304, 621528, 684342, 699219, 739404, 752376, 846423, 912456, 932292, 985872, 1109106, 1128564, 1191262, 1243056, 1368684, 1398438, 1478808, 1504752, 1692846, 1786893, 1824912, 1864584, 2218212, 2257128, 2382524, 2737368, 2796876, 2957616, 3385692, 3573786, 3729168, 4436424, 4514256, 4765048, 5360679, 5474736, 5593752, 6771384, 7147572, 8872848, 9530096, 10721358, 11187504, 13542768, 14295144, 16082037, 21442716, 28590288, 32164074, 42885432, 64328148, 85770864, 128656296, 257312592]

約数ペア:

[(1, 257312592), (2, 128656296), (3, 85770864), (4, 64328148), (6, 42885432), (8, 32164074), (9, 28590288), (12, 21442716), (16, 16082037), (18, 14295144), (19, 13542768), (23, 11187504), (24, 10721358), (27, 9530096), (29, 8872848), (36, 7147572), (38, 6771384), (46, 5593752), (47, 5474736), (48, 5360679), (54, 4765048), (57, 4514256), (58, 4436424), (69, 3729168), (72, 3573786), (76, 3385692), (87, 2957616), (92, 2796876), (94, 2737368), (108, 2382524), (114, 2257128), (116, 2218212), (138, 1864584), (141, 1824912), (144, 1786893), (152, 1692846), (171, 1504752), (174, 1478808), (184, 1398438), (188, 1368684), (207, 1243056), (216, 1191262), (228, 1128564), (232, 1109106), (261, 985872), (276, 932292), (282, 912456), (304, 846423), (342, 752376), (348, 739404), (368, 699219), (376, 684342), (414, 621528), (423, 608304), (432, 595631), (437, 588816), (456, 564282), (464, 554553), (513, 501584), (522, 492936), (551, 466992), (552, 466146), (564, 456228), (621, 414352), (667, 385776), (684, 376188), (696, 369702), (752, 342171), (783, 328624), (828, 310764), (846, 304152), (874, 294408), (893, 288144), (912, 282141), (1026, 250792), (1044, 246468), (1081, 238032), (1102, 233496), (1104, 233073), (1128, 228114), (1242, 207176), (1269, 202768), (1311, 196272), (1334, 192888), (1363, 188784), (1368, 188094), (1392, 184851), (1566, 164312), (1653, 155664), (1656, 155382), (1692, 152076), (1748, 147204), (1786, 144072), (2001, 128592), (2052, 125396), (2088, 123234), (2162, 119016), (2204, 116748), (2256, 114057), (2484, 103588), (2538, 101384), (2622, 98136), (2668, 96444), (2679, 96048), (2726, 94392), (2736, 94047), (3132, 82156), (3243, 79344), (3306, 77832), (3312, 77691), (3384, 76038), (3496, 73602), (3572, 72036), (3933, 65424), (4002, 64296), (4089, 62928), (4104, 62698), (4176, 61617), (4324, 59508), (4408, 58374), (4959, 51888), (4968, 51794), (5076, 50692), (5244, 49068), (5336, 48222), (5358, 48024), (5452, 47196), (6003, 42864), (6264, 41078), (6486, 39672), (6612, 38916), (6768, 38019), (6992, 36801), (7144, 36018), (7866, 32712), (8004, 32148), (8037, 32016), (8178, 31464), (8208, 31349), (8648, 29754), (8816, 29187), (9729, 26448), (9918, 25944), (9936, 25897), (10152, 25346), (10488, 24534), (10672, 24111), (10716, 24012), (10904, 23598), (11799, 21808), (12006, 21432), (12267, 20976), (12528, 20539), (12673, 20304), (12972, 19836), (13224, 19458), (14288, 18009), (14877, 17296), (15732, 16356), (16008, 16074)]