20794956480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{3251}}^1$

素因数の和:5495

約数の個数: 168

約数和(自身を含む): 71580201264

約数和(自身を除く): 50785244784

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2221, 2880, 3251, 4442, 6502, 6663, 8884, 9753, 11105, 13004, 13326, 16255, 17768, 19506, 19989, 22210, 26008, 26652, 29259, 32510, 33315, 35536, 39012, 39978, 44420, 48765, 52016, 53304, 58518, 65020, 66630, 71072, 78024, 79956, 88840, 97530, 99945, 104032, 106608, 117036, 130040, 133260, 142144, 146295, 156048, 159912, 177680, 195060, 199890, 208064, 213216, 234072, 260080, 266520, 292590, 312096, 319824, 355360, 390120, 399780, 426432, 468144, 520160, 533040, 585180, 624192, 639648, 710720, 780240, 799560, 936288, 1040320, 1066080, 1170360, 1279296, 1560480, 1599120, 1872576, 2132160, 2340720, 3120960, 3198240, 4681440, 6396480, 7220471, 9362880, 14440942, 21661413, 28881884, 36102355, 43322826, 57763768, 64984239, 72204710, 86645652, 108307065, 115527536, 129968478, 144409420, 173291304, 216614130, 231055072, 259936956, 288818840, 324921195, 346582608, 433228260, 462110144, 519873912, 577637680, 649842390, 693165216, 866456520, 1039747824, 1155275360, 1299684780, 1386330432, 1732913040, 2079495648, 2310550720, 2599369560, 3465826080, 4158991296, 5198739120, 6931652160, 10397478240, 20794956480]

約数ペア:

[(1, 20794956480), (2, 10397478240), (3, 6931652160), (4, 5198739120), (5, 4158991296), (6, 3465826080), (8, 2599369560), (9, 2310550720), (10, 2079495648), (12, 1732913040), (15, 1386330432), (16, 1299684780), (18, 1155275360), (20, 1039747824), (24, 866456520), (30, 693165216), (32, 649842390), (36, 577637680), (40, 519873912), (45, 462110144), (48, 433228260), (60, 346582608), (64, 324921195), (72, 288818840), (80, 259936956), (90, 231055072), (96, 216614130), (120, 173291304), (144, 144409420), (160, 129968478), (180, 115527536), (192, 108307065), (240, 86645652), (288, 72204710), (320, 64984239), (360, 57763768), (480, 43322826), (576, 36102355), (720, 28881884), (960, 21661413), (1440, 14440942), (2221, 9362880), (2880, 7220471), (3251, 6396480), (4442, 4681440), (6502, 3198240), (6663, 3120960), (8884, 2340720), (9753, 2132160), (11105, 1872576), (13004, 1599120), (13326, 1560480), (16255, 1279296), (17768, 1170360), (19506, 1066080), (19989, 1040320), (22210, 936288), (26008, 799560), (26652, 780240), (29259, 710720), (32510, 639648), (33315, 624192), (35536, 585180), (39012, 533040), (39978, 520160), (44420, 468144), (48765, 426432), (52016, 399780), (53304, 390120), (58518, 355360), (65020, 319824), (66630, 312096), (71072, 292590), (78024, 266520), (79956, 260080), (88840, 234072), (97530, 213216), (99945, 208064), (104032, 199890), (106608, 195060), (117036, 177680), (130040, 159912), (133260, 156048), (142144, 146295)]