1280542848

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:659

約数の個数: 256

約数和(自身を含む): 4030387200

約数和(自身を除く): 2749844352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 23, 24, 26, 32, 38, 39, 46, 48, 52, 57, 64, 69, 76, 78, 92, 96, 104, 114, 128, 138, 152, 156, 184, 192, 208, 228, 247, 276, 299, 304, 312, 368, 384, 416, 437, 456, 494, 552, 587, 598, 608, 624, 736, 741, 832, 874, 897, 912, 988, 1104, 1174, 1196, 1216, 1248, 1311, 1472, 1482, 1664, 1748, 1761, 1794, 1824, 1976, 2208, 2348, 2392, 2432, 2496, 2622, 2944, 2964, 3496, 3522, 3588, 3648, 3952, 4416, 4696, 4784, 4992, 5244, 5681, 5928, 6992, 7044, 7176, 7296, 7631, 7904, 8832, 9392, 9568, 10488, 11153, 11362, 11856, 13501, 13984, 14088, 14352, 15262, 15808, 17043, 18784, 19136, 20976, 22306, 22724, 22893, 23712, 27002, 27968, 28176, 28704, 30524, 31616, 33459, 34086, 37568, 38272, 40503, 41952, 44612, 45448, 45786, 47424, 54004, 55936, 56352, 57408, 61048, 66918, 68172, 75136, 81006, 83904, 89224, 90896, 91572, 94848, 108008, 112704, 114816, 122096, 133836, 136344, 144989, 162012, 167808, 175513, 178448, 181792, 183144, 216016, 225408, 244192, 256519, 267672, 272688, 289978, 324024, 351026, 356896, 363584, 366288, 432032, 434967, 488384, 513038, 526539, 535344, 545376, 579956, 648048, 702052, 713792, 727168, 732576, 769557, 864064, 869934, 976768, 1026076, 1053078, 1070688, 1090752, 1159912, 1296096, 1404104, 1427584, 1465152, 1539114, 1728128, 1739868, 2052152, 2106156, 2141376, 2181504, 2319824, 2592192, 2808208, 2930304, 3078228, 3334747, 3479736, 4104304, 4212312, 4282752, 4639648, 5184384, 5616416, 6156456, 6669494, 6959472, 8208608, 8424624, 9279296, 10004241, 11232832, 12312912, 13338988, 13918944, 16417216, 16849248, 18558592, 20008482, 22465664, 24625824, 26677976, 27837888, 32834432, 33698496, 40016964, 49251648, 53355952, 55675776, 67396992, 80033928, 98503296, 106711904, 160067856, 213423808, 320135712, 426847616, 640271424, 1280542848]

約数ペア:

[(1, 1280542848), (2, 640271424), (3, 426847616), (4, 320135712), (6, 213423808), (8, 160067856), (12, 106711904), (13, 98503296), (16, 80033928), (19, 67396992), (23, 55675776), (24, 53355952), (26, 49251648), (32, 40016964), (38, 33698496), (39, 32834432), (46, 27837888), (48, 26677976), (52, 24625824), (57, 22465664), (64, 20008482), (69, 18558592), (76, 16849248), (78, 16417216), (92, 13918944), (96, 13338988), (104, 12312912), (114, 11232832), (128, 10004241), (138, 9279296), (152, 8424624), (156, 8208608), (184, 6959472), (192, 6669494), (208, 6156456), (228, 5616416), (247, 5184384), (276, 4639648), (299, 4282752), (304, 4212312), (312, 4104304), (368, 3479736), (384, 3334747), (416, 3078228), (437, 2930304), (456, 2808208), (494, 2592192), (552, 2319824), (587, 2181504), (598, 2141376), (608, 2106156), (624, 2052152), (736, 1739868), (741, 1728128), (832, 1539114), (874, 1465152), (897, 1427584), (912, 1404104), (988, 1296096), (1104, 1159912), (1174, 1090752), (1196, 1070688), (1216, 1053078), (1248, 1026076), (1311, 976768), (1472, 869934), (1482, 864064), (1664, 769557), (1748, 732576), (1761, 727168), (1794, 713792), (1824, 702052), (1976, 648048), (2208, 579956), (2348, 545376), (2392, 535344), (2432, 526539), (2496, 513038), (2622, 488384), (2944, 434967), (2964, 432032), (3496, 366288), (3522, 363584), (3588, 356896), (3648, 351026), (3952, 324024), (4416, 289978), (4696, 272688), (4784, 267672), (4992, 256519), (5244, 244192), (5681, 225408), (5928, 216016), (6992, 183144), (7044, 181792), (7176, 178448), (7296, 175513), (7631, 167808), (7904, 162012), (8832, 144989), (9392, 136344), (9568, 133836), (10488, 122096), (11153, 114816), (11362, 112704), (11856, 108008), (13501, 94848), (13984, 91572), (14088, 90896), (14352, 89224), (15262, 83904), (15808, 81006), (17043, 75136), (18784, 68172), (19136, 66918), (20976, 61048), (22306, 57408), (22724, 56352), (22893, 55936), (23712, 54004), (27002, 47424), (27968, 45786), (28176, 45448), (28704, 44612), (30524, 41952), (31616, 40503), (33459, 38272), (34086, 37568)]