1783278720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3329}}^1$

素因数の和:3388

約数の個数: 256

約数和(自身を含む): 6521472000

約数和(自身を除く): 4738193280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3329, 3348, 3456, 3720, 3968, 4185, 4320, 4464, 4960, 5580, 5760, 5952, 6658, 6696, 7440, 8370, 8640, 8928, 9920, 9987, 11160, 11904, 13316, 13392, 14880, 16645, 16740, 17280, 17856, 19840, 19974, 22320, 26632, 26784, 29760, 29961, 33290, 33480, 35712, 39948, 44640, 49935, 53264, 53568, 59520, 59922, 66580, 66960, 79896, 89280, 89883, 99870, 103199, 106528, 107136, 119844, 133160, 133920, 149805, 159792, 178560, 179766, 199740, 206398, 213056, 239688, 266320, 267840, 299610, 309597, 319584, 359532, 399480, 412796, 426112, 449415, 479376, 515995, 532640, 535680, 599220, 619194, 639168, 719064, 798960, 825592, 898830, 928791, 958752, 1031990, 1065280, 1198440, 1238388, 1278336, 1438128, 1547985, 1597920, 1651184, 1797660, 1857582, 1917504, 2063980, 2130560, 2396880, 2476776, 2786373, 2876256, 3095970, 3195840, 3302368, 3595320, 3715164, 3835008, 4127960, 4643955, 4793760, 4953552, 5572746, 5752512, 6191940, 6391680, 6604736, 7190640, 7430328, 8255920, 9287910, 9587520, 9907104, 11145492, 11505024, 12383880, 13209472, 13931865, 14381280, 14860656, 16511840, 18575820, 19175040, 19814208, 22290984, 24767760, 27863730, 28762560, 29721312, 33023680, 37151640, 39628416, 44581968, 49535520, 55727460, 57525120, 59442624, 66047360, 74303280, 89163936, 99071040, 111454920, 118885248, 148606560, 178327872, 198142080, 222909840, 297213120, 356655744, 445819680, 594426240, 891639360, 1783278720]

約数ペア:

[(1, 1783278720), (2, 891639360), (3, 594426240), (4, 445819680), (5, 356655744), (6, 297213120), (8, 222909840), (9, 198142080), (10, 178327872), (12, 148606560), (15, 118885248), (16, 111454920), (18, 99071040), (20, 89163936), (24, 74303280), (27, 66047360), (30, 59442624), (31, 57525120), (32, 55727460), (36, 49535520), (40, 44581968), (45, 39628416), (48, 37151640), (54, 33023680), (60, 29721312), (62, 28762560), (64, 27863730), (72, 24767760), (80, 22290984), (90, 19814208), (93, 19175040), (96, 18575820), (108, 16511840), (120, 14860656), (124, 14381280), (128, 13931865), (135, 13209472), (144, 12383880), (155, 11505024), (160, 11145492), (180, 9907104), (186, 9587520), (192, 9287910), (216, 8255920), (240, 7430328), (248, 7190640), (270, 6604736), (279, 6391680), (288, 6191940), (310, 5752512), (320, 5572746), (360, 4953552), (372, 4793760), (384, 4643955), (432, 4127960), (465, 3835008), (480, 3715164), (496, 3595320), (540, 3302368), (558, 3195840), (576, 3095970), (620, 2876256), (640, 2786373), (720, 2476776), (744, 2396880), (837, 2130560), (864, 2063980), (930, 1917504), (960, 1857582), (992, 1797660), (1080, 1651184), (1116, 1597920), (1152, 1547985), (1240, 1438128), (1395, 1278336), (1440, 1238388), (1488, 1198440), (1674, 1065280), (1728, 1031990), (1860, 958752), (1920, 928791), (1984, 898830), (2160, 825592), (2232, 798960), (2480, 719064), (2790, 639168), (2880, 619194), (2976, 599220), (3329, 535680), (3348, 532640), (3456, 515995), (3720, 479376), (3968, 449415), (4185, 426112), (4320, 412796), (4464, 399480), (4960, 359532), (5580, 319584), (5760, 309597), (5952, 299610), (6658, 267840), (6696, 266320), (7440, 239688), (8370, 213056), (8640, 206398), (8928, 199740), (9920, 179766), (9987, 178560), (11160, 159792), (11904, 149805), (13316, 133920), (13392, 133160), (14880, 119844), (16645, 107136), (16740, 106528), (17280, 103199), (17856, 99870), (19840, 89883), (19974, 89280), (22320, 79896), (26632, 66960), (26784, 66580), (29760, 59922), (29961, 59520), (33290, 53568), (33480, 53264), (35712, 49935), (39948, 44640)]