639945360

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{10973}}^1$

素因数の和:11004

約数の個数: 140

約数和(自身を含む): 2230992252

約数和(自身を除く): 1591046892

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 10973, 11664, 14580, 19440, 21946, 29160, 32919, 43892, 54865, 58320, 65838, 87784, 98757, 109730, 131676, 164595, 175568, 197514, 219460, 263352, 296271, 329190, 395028, 438920, 493785, 526704, 592542, 658380, 790056, 877840, 888813, 987570, 1185084, 1316760, 1481355, 1580112, 1777626, 1975140, 2370168, 2633520, 2666439, 2962710, 3555252, 3950280, 4444065, 4740336, 5332878, 5925420, 7110504, 7900560, 7999317, 8888130, 10665756, 11850840, 13332195, 14221008, 15998634, 17776260, 21331512, 23701680, 26664390, 31997268, 35552520, 39996585, 42663024, 53328780, 63994536, 71105040, 79993170, 106657560, 127989072, 159986340, 213315120, 319972680, 639945360]

約数ペア:

[(1, 639945360), (2, 319972680), (3, 213315120), (4, 159986340), (5, 127989072), (6, 106657560), (8, 79993170), (9, 71105040), (10, 63994536), (12, 53328780), (15, 42663024), (16, 39996585), (18, 35552520), (20, 31997268), (24, 26664390), (27, 23701680), (30, 21331512), (36, 17776260), (40, 15998634), (45, 14221008), (48, 13332195), (54, 11850840), (60, 10665756), (72, 8888130), (80, 7999317), (81, 7900560), (90, 7110504), (108, 5925420), (120, 5332878), (135, 4740336), (144, 4444065), (162, 3950280), (180, 3555252), (216, 2962710), (240, 2666439), (243, 2633520), (270, 2370168), (324, 1975140), (360, 1777626), (405, 1580112), (432, 1481355), (486, 1316760), (540, 1185084), (648, 987570), (720, 888813), (729, 877840), (810, 790056), (972, 658380), (1080, 592542), (1215, 526704), (1296, 493785), (1458, 438920), (1620, 395028), (1944, 329190), (2160, 296271), (2430, 263352), (2916, 219460), (3240, 197514), (3645, 175568), (3888, 164595), (4860, 131676), (5832, 109730), (6480, 98757), (7290, 87784), (9720, 65838), (10973, 58320), (11664, 54865), (14580, 43892), (19440, 32919), (21946, 29160)]