28821703560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{881}}^1$

素因数の和:1288

約数の個数: 256

約数和(自身を含む): 94915618560

約数和(自身を除く): 66093915000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 313, 335, 390, 402, 520, 536, 626, 670, 780, 804, 871, 881, 939, 1005, 1252, 1340, 1560, 1565, 1608, 1742, 1762, 1878, 2010, 2504, 2613, 2643, 2680, 3130, 3484, 3524, 3756, 4020, 4069, 4355, 4405, 4695, 5226, 5286, 6260, 6968, 7048, 7512, 8040, 8138, 8710, 8810, 9390, 10452, 10572, 11453, 12207, 12520, 13065, 13215, 16276, 17420, 17620, 18780, 20345, 20904, 20971, 21144, 22906, 24414, 26130, 26430, 32552, 34359, 34840, 35240, 37560, 40690, 41942, 45812, 48828, 52260, 52860, 57265, 59027, 61035, 62913, 68718, 81380, 83884, 91624, 97656, 104520, 104855, 105720, 114530, 118054, 122070, 125826, 137436, 162760, 167768, 171795, 177081, 209710, 229060, 236108, 244140, 251652, 272623, 274872, 275753, 295135, 314565, 343590, 354162, 419420, 458120, 472216, 488280, 503304, 545246, 551506, 590270, 629130, 687180, 708324, 767351, 817869, 827259, 838840, 885405, 1090492, 1103012, 1180540, 1258260, 1363115, 1374360, 1378765, 1416648, 1534702, 1635738, 1654518, 1770810, 2180984, 2206024, 2302053, 2361080, 2516520, 2726230, 2757530, 3069404, 3271476, 3309036, 3541620, 3584789, 3836755, 4089345, 4136295, 4604106, 5452460, 5515060, 6138808, 6542952, 6618072, 7083240, 7169578, 7673510, 8178690, 8272590, 9208212, 10754367, 10904920, 11030120, 11510265, 14339156, 15347020, 16357380, 16545180, 17923945, 18416424, 18475451, 21508734, 23020530, 28678312, 30694040, 32714760, 33090360, 35847890, 36950902, 43017468, 46041060, 53771835, 55426353, 71695780, 73901804, 86034936, 92082120, 92377255, 107543670, 110852706, 143391560, 147803608, 184754510, 215087340, 221705412, 240180863, 277131765, 369509020, 430174680, 443410824, 480361726, 554263530, 720542589, 739018040, 960723452, 1108527060, 1200904315, 1441085178, 1921446904, 2217054120, 2401808630, 2882170356, 3602712945, 4803617260, 5764340712, 7205425890, 9607234520, 14410851780, 28821703560]

約数ペア:

[(1, 28821703560), (2, 14410851780), (3, 9607234520), (4, 7205425890), (5, 5764340712), (6, 4803617260), (8, 3602712945), (10, 2882170356), (12, 2401808630), (13, 2217054120), (15, 1921446904), (20, 1441085178), (24, 1200904315), (26, 1108527060), (30, 960723452), (39, 739018040), (40, 720542589), (52, 554263530), (60, 480361726), (65, 443410824), (67, 430174680), (78, 369509020), (104, 277131765), (120, 240180863), (130, 221705412), (134, 215087340), (156, 184754510), (195, 147803608), (201, 143391560), (260, 110852706), (268, 107543670), (312, 92377255), (313, 92082120), (335, 86034936), (390, 73901804), (402, 71695780), (520, 55426353), (536, 53771835), (626, 46041060), (670, 43017468), (780, 36950902), (804, 35847890), (871, 33090360), (881, 32714760), (939, 30694040), (1005, 28678312), (1252, 23020530), (1340, 21508734), (1560, 18475451), (1565, 18416424), (1608, 17923945), (1742, 16545180), (1762, 16357380), (1878, 15347020), (2010, 14339156), (2504, 11510265), (2613, 11030120), (2643, 10904920), (2680, 10754367), (3130, 9208212), (3484, 8272590), (3524, 8178690), (3756, 7673510), (4020, 7169578), (4069, 7083240), (4355, 6618072), (4405, 6542952), (4695, 6138808), (5226, 5515060), (5286, 5452460), (6260, 4604106), (6968, 4136295), (7048, 4089345), (7512, 3836755), (8040, 3584789), (8138, 3541620), (8710, 3309036), (8810, 3271476), (9390, 3069404), (10452, 2757530), (10572, 2726230), (11453, 2516520), (12207, 2361080), (12520, 2302053), (13065, 2206024), (13215, 2180984), (16276, 1770810), (17420, 1654518), (17620, 1635738), (18780, 1534702), (20345, 1416648), (20904, 1378765), (20971, 1374360), (21144, 1363115), (22906, 1258260), (24414, 1180540), (26130, 1103012), (26430, 1090492), (32552, 885405), (34359, 838840), (34840, 827259), (35240, 817869), (37560, 767351), (40690, 708324), (41942, 687180), (45812, 629130), (48828, 590270), (52260, 551506), (52860, 545246), (57265, 503304), (59027, 488280), (61035, 472216), (62913, 458120), (68718, 419420), (81380, 354162), (83884, 343590), (91624, 314565), (97656, 295135), (104520, 275753), (104855, 274872), (105720, 272623), (114530, 251652), (118054, 244140), (122070, 236108), (125826, 229060), (137436, 209710), (162760, 177081), (167768, 171795)]