20175793920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{28711}}^1$

素因数の和:28799

約数の個数: 216

約数和(自身を含む): 70952979552

約数和(自身を除く): 50777185632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 240, 244, 256, 288, 305, 320, 360, 366, 384, 480, 488, 549, 576, 610, 640, 720, 732, 768, 915, 960, 976, 1098, 1152, 1220, 1280, 1440, 1464, 1830, 1920, 1952, 2196, 2304, 2440, 2745, 2880, 2928, 3660, 3840, 3904, 4392, 4880, 5490, 5760, 5856, 7320, 7808, 8784, 9760, 10980, 11520, 11712, 14640, 15616, 17568, 19520, 21960, 23424, 28711, 29280, 35136, 39040, 43920, 46848, 57422, 58560, 70272, 78080, 86133, 87840, 114844, 117120, 140544, 143555, 172266, 175680, 229688, 234240, 258399, 287110, 344532, 351360, 430665, 459376, 516798, 574220, 689064, 702720, 861330, 918752, 1033596, 1148440, 1291995, 1378128, 1722660, 1751371, 1837504, 2067192, 2296880, 2583990, 2756256, 3445320, 3502742, 3675008, 4134384, 4593760, 5167980, 5254113, 5512512, 6890640, 7005484, 7350016, 8268768, 8756855, 9187520, 10335960, 10508226, 11025024, 13781280, 14010968, 15762339, 16537536, 17513710, 18375040, 20671920, 21016452, 22050048, 26270565, 27562560, 28021936, 31524678, 33075072, 35027420, 36750080, 41343840, 42032904, 52541130, 55125120, 56043872, 63049356, 66150144, 70054840, 78811695, 82687680, 84065808, 105082260, 110250240, 112087744, 126098712, 140109680, 157623390, 165375360, 168131616, 210164520, 224175488, 252197424, 280219360, 315246780, 330750720, 336263232, 420329040, 448350976, 504394848, 560438720, 630493560, 672526464, 840658080, 1008789696, 1120877440, 1260987120, 1345052928, 1681316160, 2017579392, 2241754880, 2521974240, 3362632320, 4035158784, 5043948480, 6725264640, 10087896960, 20175793920]

約数ペア:

[(1, 20175793920), (2, 10087896960), (3, 6725264640), (4, 5043948480), (5, 4035158784), (6, 3362632320), (8, 2521974240), (9, 2241754880), (10, 2017579392), (12, 1681316160), (15, 1345052928), (16, 1260987120), (18, 1120877440), (20, 1008789696), (24, 840658080), (30, 672526464), (32, 630493560), (36, 560438720), (40, 504394848), (45, 448350976), (48, 420329040), (60, 336263232), (61, 330750720), (64, 315246780), (72, 280219360), (80, 252197424), (90, 224175488), (96, 210164520), (120, 168131616), (122, 165375360), (128, 157623390), (144, 140109680), (160, 126098712), (180, 112087744), (183, 110250240), (192, 105082260), (240, 84065808), (244, 82687680), (256, 78811695), (288, 70054840), (305, 66150144), (320, 63049356), (360, 56043872), (366, 55125120), (384, 52541130), (480, 42032904), (488, 41343840), (549, 36750080), (576, 35027420), (610, 33075072), (640, 31524678), (720, 28021936), (732, 27562560), (768, 26270565), (915, 22050048), (960, 21016452), (976, 20671920), (1098, 18375040), (1152, 17513710), (1220, 16537536), (1280, 15762339), (1440, 14010968), (1464, 13781280), (1830, 11025024), (1920, 10508226), (1952, 10335960), (2196, 9187520), (2304, 8756855), (2440, 8268768), (2745, 7350016), (2880, 7005484), (2928, 6890640), (3660, 5512512), (3840, 5254113), (3904, 5167980), (4392, 4593760), (4880, 4134384), (5490, 3675008), (5760, 3502742), (5856, 3445320), (7320, 2756256), (7808, 2583990), (8784, 2296880), (9760, 2067192), (10980, 1837504), (11520, 1751371), (11712, 1722660), (14640, 1378128), (15616, 1291995), (17568, 1148440), (19520, 1033596), (21960, 918752), (23424, 861330), (28711, 702720), (29280, 689064), (35136, 574220), (39040, 516798), (43920, 459376), (46848, 430665), (57422, 351360), (58560, 344532), (70272, 287110), (78080, 258399), (86133, 234240), (87840, 229688), (114844, 175680), (117120, 172266), (140544, 143555)]