255586240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 224

約数和(自身を含む): 766047744

約数和(自身を除く): 510461504

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 67, 70, 80, 91, 104, 112, 130, 131, 134, 140, 160, 182, 208, 224, 260, 262, 268, 280, 320, 335, 364, 416, 448, 455, 469, 520, 524, 536, 560, 655, 670, 728, 832, 871, 910, 917, 938, 1040, 1048, 1072, 1120, 1310, 1340, 1456, 1703, 1742, 1820, 1834, 1876, 2080, 2096, 2144, 2240, 2345, 2620, 2680, 2912, 3406, 3484, 3640, 3668, 3752, 4160, 4192, 4288, 4355, 4585, 4690, 5240, 5360, 5824, 6097, 6812, 6968, 7280, 7336, 7504, 8384, 8515, 8710, 8777, 9170, 9380, 10480, 10720, 11921, 12194, 13624, 13936, 14560, 14672, 15008, 17030, 17420, 17554, 18340, 18760, 20960, 21440, 23842, 24388, 27248, 27872, 29120, 29344, 30016, 30485, 34060, 34840, 35108, 36680, 37520, 41920, 43885, 47684, 48776, 54496, 55744, 58688, 59605, 60970, 61439, 68120, 69680, 70216, 73360, 75040, 87770, 95368, 97552, 108992, 114101, 119210, 121940, 122878, 136240, 139360, 140432, 146720, 150080, 175540, 190736, 195104, 228202, 238420, 243880, 245756, 272480, 278720, 280864, 293440, 307195, 351080, 381472, 390208, 456404, 476840, 487760, 491512, 544960, 561728, 570505, 614390, 702160, 762944, 798707, 912808, 953680, 975520, 983024, 1141010, 1228780, 1404320, 1597414, 1825616, 1907360, 1951040, 1966048, 2282020, 2457560, 2808640, 3194828, 3651232, 3814720, 3932096, 3993535, 4564040, 4915120, 6389656, 7302464, 7987070, 9128080, 9830240, 12779312, 15974140, 18256160, 19660480, 25558624, 31948280, 36512320, 51117248, 63896560, 127793120, 255586240]

約数ペア:

[(1, 255586240), (2, 127793120), (4, 63896560), (5, 51117248), (7, 36512320), (8, 31948280), (10, 25558624), (13, 19660480), (14, 18256160), (16, 15974140), (20, 12779312), (26, 9830240), (28, 9128080), (32, 7987070), (35, 7302464), (40, 6389656), (52, 4915120), (56, 4564040), (64, 3993535), (65, 3932096), (67, 3814720), (70, 3651232), (80, 3194828), (91, 2808640), (104, 2457560), (112, 2282020), (130, 1966048), (131, 1951040), (134, 1907360), (140, 1825616), (160, 1597414), (182, 1404320), (208, 1228780), (224, 1141010), (260, 983024), (262, 975520), (268, 953680), (280, 912808), (320, 798707), (335, 762944), (364, 702160), (416, 614390), (448, 570505), (455, 561728), (469, 544960), (520, 491512), (524, 487760), (536, 476840), (560, 456404), (655, 390208), (670, 381472), (728, 351080), (832, 307195), (871, 293440), (910, 280864), (917, 278720), (938, 272480), (1040, 245756), (1048, 243880), (1072, 238420), (1120, 228202), (1310, 195104), (1340, 190736), (1456, 175540), (1703, 150080), (1742, 146720), (1820, 140432), (1834, 139360), (1876, 136240), (2080, 122878), (2096, 121940), (2144, 119210), (2240, 114101), (2345, 108992), (2620, 97552), (2680, 95368), (2912, 87770), (3406, 75040), (3484, 73360), (3640, 70216), (3668, 69680), (3752, 68120), (4160, 61439), (4192, 60970), (4288, 59605), (4355, 58688), (4585, 55744), (4690, 54496), (5240, 48776), (5360, 47684), (5824, 43885), (6097, 41920), (6812, 37520), (6968, 36680), (7280, 35108), (7336, 34840), (7504, 34060), (8384, 30485), (8515, 30016), (8710, 29344), (8777, 29120), (9170, 27872), (9380, 27248), (10480, 24388), (10720, 23842), (11921, 21440), (12194, 20960), (13624, 18760), (13936, 18340), (14560, 17554), (14672, 17420), (15008, 17030)]