311297040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4649}}^1$

素因数の和:4702

約数の個数: 160

約数和(自身を含む): 1107072000

約数和(自身を除く): 795774960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4464, 4649, 5580, 6696, 7440, 8370, 9298, 11160, 13392, 13947, 16740, 18596, 22320, 23245, 27894, 33480, 37192, 41841, 46490, 55788, 66960, 69735, 74384, 83682, 92980, 111576, 125523, 139470, 144119, 167364, 185960, 209205, 223152, 251046, 278940, 288238, 334728, 371920, 418410, 432357, 502092, 557880, 576476, 627615, 669456, 720595, 836820, 864714, 1004184, 1115760, 1152952, 1255230, 1297071, 1441190, 1673640, 1729428, 2008368, 2161785, 2305904, 2510460, 2594142, 2882380, 3347280, 3458856, 3891213, 4323570, 5020920, 5188284, 5764760, 6485355, 6917712, 7782426, 8647140, 10041840, 10376568, 11529520, 12970710, 15564852, 17294280, 19456065, 20753136, 25941420, 31129704, 34588560, 38912130, 51882840, 62259408, 77824260, 103765680, 155648520, 311297040]

約数ペア:

[(1, 311297040), (2, 155648520), (3, 103765680), (4, 77824260), (5, 62259408), (6, 51882840), (8, 38912130), (9, 34588560), (10, 31129704), (12, 25941420), (15, 20753136), (16, 19456065), (18, 17294280), (20, 15564852), (24, 12970710), (27, 11529520), (30, 10376568), (31, 10041840), (36, 8647140), (40, 7782426), (45, 6917712), (48, 6485355), (54, 5764760), (60, 5188284), (62, 5020920), (72, 4323570), (80, 3891213), (90, 3458856), (93, 3347280), (108, 2882380), (120, 2594142), (124, 2510460), (135, 2305904), (144, 2161785), (155, 2008368), (180, 1729428), (186, 1673640), (216, 1441190), (240, 1297071), (248, 1255230), (270, 1152952), (279, 1115760), (310, 1004184), (360, 864714), (372, 836820), (432, 720595), (465, 669456), (496, 627615), (540, 576476), (558, 557880), (620, 502092), (720, 432357), (744, 418410), (837, 371920), (930, 334728), (1080, 288238), (1116, 278940), (1240, 251046), (1395, 223152), (1488, 209205), (1674, 185960), (1860, 167364), (2160, 144119), (2232, 139470), (2480, 125523), (2790, 111576), (3348, 92980), (3720, 83682), (4185, 74384), (4464, 69735), (4649, 66960), (5580, 55788), (6696, 46490), (7440, 41841), (8370, 37192), (9298, 33480), (11160, 27894), (13392, 23245), (13947, 22320), (16740, 18596)]