20557077120

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{115127}}^1$

素因数の和:115183

約数の個数: 192

約数和(自身を含む): 73276669440

約数和(自身を除く): 52719592320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 930, 960, 992, 1116, 1152, 1240, 1395, 1440, 1488, 1860, 1920, 1984, 2232, 2480, 2790, 2880, 2976, 3720, 3968, 4464, 4960, 5580, 5760, 5952, 7440, 8928, 9920, 11160, 11904, 14880, 17856, 19840, 22320, 29760, 35712, 44640, 59520, 89280, 115127, 178560, 230254, 345381, 460508, 575635, 690762, 921016, 1036143, 1151270, 1381524, 1726905, 1842032, 2072286, 2302540, 2763048, 3453810, 3568937, 3684064, 4144572, 4605080, 5180715, 5526096, 6907620, 7137874, 7368128, 8289144, 9210160, 10361430, 10706811, 11052192, 13815240, 14275748, 14736256, 16578288, 17844685, 18420320, 20722860, 21413622, 22104384, 27630480, 28551496, 32120433, 33156576, 35689370, 36840640, 41445720, 42827244, 44208768, 53534055, 55260960, 57102992, 64240866, 66313152, 71378740, 73681280, 82891440, 85654488, 107068110, 110521920, 114205984, 128481732, 132626304, 142757480, 160602165, 165782880, 171308976, 214136220, 221043840, 228411968, 256963464, 285514960, 321204330, 331565760, 342617952, 428272440, 456823936, 513926928, 571029920, 642408660, 663131520, 685235904, 856544880, 1027853856, 1142059840, 1284817320, 1370471808, 1713089760, 2055707712, 2284119680, 2569634640, 3426179520, 4111415424, 5139269280, 6852359040, 10278538560, 20557077120]

約数ペア:

[(1, 20557077120), (2, 10278538560), (3, 6852359040), (4, 5139269280), (5, 4111415424), (6, 3426179520), (8, 2569634640), (9, 2284119680), (10, 2055707712), (12, 1713089760), (15, 1370471808), (16, 1284817320), (18, 1142059840), (20, 1027853856), (24, 856544880), (30, 685235904), (31, 663131520), (32, 642408660), (36, 571029920), (40, 513926928), (45, 456823936), (48, 428272440), (60, 342617952), (62, 331565760), (64, 321204330), (72, 285514960), (80, 256963464), (90, 228411968), (93, 221043840), (96, 214136220), (120, 171308976), (124, 165782880), (128, 160602165), (144, 142757480), (155, 132626304), (160, 128481732), (180, 114205984), (186, 110521920), (192, 107068110), (240, 85654488), (248, 82891440), (279, 73681280), (288, 71378740), (310, 66313152), (320, 64240866), (360, 57102992), (372, 55260960), (384, 53534055), (465, 44208768), (480, 42827244), (496, 41445720), (558, 36840640), (576, 35689370), (620, 33156576), (640, 32120433), (720, 28551496), (744, 27630480), (930, 22104384), (960, 21413622), (992, 20722860), (1116, 18420320), (1152, 17844685), (1240, 16578288), (1395, 14736256), (1440, 14275748), (1488, 13815240), (1860, 11052192), (1920, 10706811), (1984, 10361430), (2232, 9210160), (2480, 8289144), (2790, 7368128), (2880, 7137874), (2976, 6907620), (3720, 5526096), (3968, 5180715), (4464, 4605080), (4960, 4144572), (5580, 3684064), (5760, 3568937), (5952, 3453810), (7440, 2763048), (8928, 2302540), (9920, 2072286), (11160, 1842032), (11904, 1726905), (14880, 1381524), (17856, 1151270), (19840, 1036143), (22320, 921016), (29760, 690762), (35712, 575635), (44640, 460508), (59520, 345381), (89280, 230254), (115127, 178560)]