638920552320

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{161461}}^1$

素因数の和:161718

約数の個数: 256

約数和(自身を含む): 2272739112000

約数和(自身を除く): 1633818559680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 229, 240, 270, 288, 320, 360, 384, 432, 458, 480, 540, 576, 640, 687, 720, 864, 916, 960, 1080, 1145, 1152, 1374, 1440, 1728, 1832, 1920, 2061, 2160, 2290, 2748, 2880, 3435, 3456, 3664, 4122, 4320, 4580, 5496, 5760, 6183, 6870, 7328, 8244, 8640, 9160, 10305, 10992, 12366, 13740, 14656, 16488, 17280, 18320, 20610, 21984, 24732, 27480, 29312, 30915, 32976, 36640, 41220, 43968, 49464, 54960, 61830, 65952, 73280, 82440, 87936, 98928, 109920, 123660, 131904, 146560, 161461, 164880, 197856, 219840, 247320, 263808, 322922, 329760, 395712, 439680, 484383, 494640, 645844, 659520, 791424, 807305, 968766, 989280, 1291688, 1319040, 1453149, 1614610, 1937532, 1978560, 2421915, 2583376, 2906298, 3229220, 3875064, 3957120, 4359447, 4843830, 5166752, 5812596, 6458440, 7265745, 7750128, 8718894, 9687660, 10333504, 11625192, 12916880, 14531490, 15500256, 17437788, 19375320, 20667008, 21797235, 23250384, 25833760, 29062980, 31000512, 34875576, 36974569, 38750640, 43594470, 46500768, 51667520, 58125960, 62001024, 69751152, 73949138, 77501280, 87188940, 93001536, 103335040, 110923707, 116251920, 139502304, 147898276, 155002560, 174377880, 184872845, 186003072, 221847414, 232503840, 279004608, 295796552, 310005120, 332771121, 348755760, 369745690, 443694828, 465007680, 554618535, 558009216, 591593104, 665542242, 697511520, 739491380, 887389656, 930015360, 998313363, 1109237070, 1183186208, 1331084484, 1395023040, 1478982760, 1663855605, 1774779312, 1996626726, 2218474140, 2366372416, 2662168968, 2790046080, 2957965520, 3327711210, 3549558624, 3993253452, 4436948280, 4732744832, 4991566815, 5324337936, 5915931040, 6655422420, 7099117248, 7986506904, 8873896560, 9983133630, 10648675872, 11831862080, 13310844840, 14198234496, 15973013808, 17747793120, 19966267260, 21297351744, 23663724160, 26621689680, 31946027616, 35495586240, 39932534520, 42594703488, 53243379360, 63892055232, 70991172480, 79865069040, 106486758720, 127784110464, 159730138080, 212973517440, 319460276160, 638920552320]

約数ペア:

[(1, 638920552320), (2, 319460276160), (3, 212973517440), (4, 159730138080), (5, 127784110464), (6, 106486758720), (8, 79865069040), (9, 70991172480), (10, 63892055232), (12, 53243379360), (15, 42594703488), (16, 39932534520), (18, 35495586240), (20, 31946027616), (24, 26621689680), (27, 23663724160), (30, 21297351744), (32, 19966267260), (36, 17747793120), (40, 15973013808), (45, 14198234496), (48, 13310844840), (54, 11831862080), (60, 10648675872), (64, 9983133630), (72, 8873896560), (80, 7986506904), (90, 7099117248), (96, 6655422420), (108, 5915931040), (120, 5324337936), (128, 4991566815), (135, 4732744832), (144, 4436948280), (160, 3993253452), (180, 3549558624), (192, 3327711210), (216, 2957965520), (229, 2790046080), (240, 2662168968), (270, 2366372416), (288, 2218474140), (320, 1996626726), (360, 1774779312), (384, 1663855605), (432, 1478982760), (458, 1395023040), (480, 1331084484), (540, 1183186208), (576, 1109237070), (640, 998313363), (687, 930015360), (720, 887389656), (864, 739491380), (916, 697511520), (960, 665542242), (1080, 591593104), (1145, 558009216), (1152, 554618535), (1374, 465007680), (1440, 443694828), (1728, 369745690), (1832, 348755760), (1920, 332771121), (2061, 310005120), (2160, 295796552), (2290, 279004608), (2748, 232503840), (2880, 221847414), (3435, 186003072), (3456, 184872845), (3664, 174377880), (4122, 155002560), (4320, 147898276), (4580, 139502304), (5496, 116251920), (5760, 110923707), (6183, 103335040), (6870, 93001536), (7328, 87188940), (8244, 77501280), (8640, 73949138), (9160, 69751152), (10305, 62001024), (10992, 58125960), (12366, 51667520), (13740, 46500768), (14656, 43594470), (16488, 38750640), (17280, 36974569), (18320, 34875576), (20610, 31000512), (21984, 29062980), (24732, 25833760), (27480, 23250384), (29312, 21797235), (30915, 20667008), (32976, 19375320), (36640, 17437788), (41220, 15500256), (43968, 14531490), (49464, 12916880), (54960, 11625192), (61830, 10333504), (65952, 9687660), (73280, 8718894), (82440, 7750128), (87936, 7265745), (98928, 6458440), (109920, 5812596), (123660, 5166752), (131904, 4843830), (146560, 4359447), (161461, 3957120), (164880, 3875064), (197856, 3229220), (219840, 2906298), (247320, 2583376), (263808, 2421915), (322922, 1978560), (329760, 1937532), (395712, 1614610), (439680, 1453149), (484383, 1319040), (494640, 1291688), (645844, 989280), (659520, 968766), (791424, 807305)]