20579101440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{35491}}^1$

素因数の和:35666

約数の個数: 144

約数和(自身を含む): 66161630976

約数和(自身を除く): 45582529536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 151, 160, 192, 240, 256, 302, 320, 384, 453, 480, 604, 640, 755, 768, 906, 960, 1208, 1280, 1510, 1812, 1920, 2265, 2416, 3020, 3624, 3840, 4530, 4832, 6040, 7248, 9060, 9664, 12080, 14496, 18120, 19328, 24160, 28992, 35491, 36240, 38656, 48320, 57984, 70982, 72480, 96640, 106473, 115968, 141964, 144960, 177455, 193280, 212946, 283928, 289920, 354910, 425892, 532365, 567856, 579840, 709820, 851784, 1064730, 1135712, 1419640, 1703568, 2129460, 2271424, 2839280, 3407136, 4258920, 4542848, 5359141, 5678560, 6814272, 8517840, 9085696, 10718282, 11357120, 13628544, 16077423, 17035680, 21436564, 22714240, 26795705, 27257088, 32154846, 34071360, 42873128, 45428480, 53591410, 64309692, 68142720, 80387115, 85746256, 107182820, 128619384, 136285440, 160774230, 171492512, 214365640, 257238768, 321548460, 342985024, 428731280, 514477536, 643096920, 685970048, 857462560, 1028955072, 1286193840, 1371940096, 1714925120, 2057910144, 2572387680, 3429850240, 4115820288, 5144775360, 6859700480, 10289550720, 20579101440]

約数ペア:

[(1, 20579101440), (2, 10289550720), (3, 6859700480), (4, 5144775360), (5, 4115820288), (6, 3429850240), (8, 2572387680), (10, 2057910144), (12, 1714925120), (15, 1371940096), (16, 1286193840), (20, 1028955072), (24, 857462560), (30, 685970048), (32, 643096920), (40, 514477536), (48, 428731280), (60, 342985024), (64, 321548460), (80, 257238768), (96, 214365640), (120, 171492512), (128, 160774230), (151, 136285440), (160, 128619384), (192, 107182820), (240, 85746256), (256, 80387115), (302, 68142720), (320, 64309692), (384, 53591410), (453, 45428480), (480, 42873128), (604, 34071360), (640, 32154846), (755, 27257088), (768, 26795705), (906, 22714240), (960, 21436564), (1208, 17035680), (1280, 16077423), (1510, 13628544), (1812, 11357120), (1920, 10718282), (2265, 9085696), (2416, 8517840), (3020, 6814272), (3624, 5678560), (3840, 5359141), (4530, 4542848), (4832, 4258920), (6040, 3407136), (7248, 2839280), (9060, 2271424), (9664, 2129460), (12080, 1703568), (14496, 1419640), (18120, 1135712), (19328, 1064730), (24160, 851784), (28992, 709820), (35491, 579840), (36240, 567856), (38656, 532365), (48320, 425892), (57984, 354910), (70982, 289920), (72480, 283928), (96640, 212946), (106473, 193280), (115968, 177455), (141964, 144960)]