31585680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{2089}}^1$

素因数の和:2118

約数の個数: 160

約数和(自身を含む): 124396800

約数和(自身を除く): 92811120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2089, 2160, 2520, 3024, 3780, 4178, 5040, 6267, 7560, 8356, 10445, 12534, 14623, 15120, 16712, 18801, 20890, 25068, 29246, 31335, 33424, 37602, 41780, 43869, 50136, 56403, 58492, 62670, 73115, 75204, 83560, 87738, 94005, 100272, 112806, 116984, 125340, 131607, 146230, 150408, 167120, 175476, 188010, 219345, 225612, 233968, 250680, 263214, 282015, 292460, 300816, 350952, 376020, 394821, 438690, 451224, 501360, 526428, 564030, 584920, 658035, 701904, 752040, 789642, 877380, 902448, 1052856, 1128060, 1169840, 1316070, 1504080, 1579284, 1754760, 1974105, 2105712, 2256120, 2632140, 3158568, 3509520, 3948210, 4512240, 5264280, 6317136, 7896420, 10528560, 15792840, 31585680]

約数ペア:

[(1, 31585680), (2, 15792840), (3, 10528560), (4, 7896420), (5, 6317136), (6, 5264280), (7, 4512240), (8, 3948210), (9, 3509520), (10, 3158568), (12, 2632140), (14, 2256120), (15, 2105712), (16, 1974105), (18, 1754760), (20, 1579284), (21, 1504080), (24, 1316070), (27, 1169840), (28, 1128060), (30, 1052856), (35, 902448), (36, 877380), (40, 789642), (42, 752040), (45, 701904), (48, 658035), (54, 584920), (56, 564030), (60, 526428), (63, 501360), (70, 451224), (72, 438690), (80, 394821), (84, 376020), (90, 350952), (105, 300816), (108, 292460), (112, 282015), (120, 263214), (126, 250680), (135, 233968), (140, 225612), (144, 219345), (168, 188010), (180, 175476), (189, 167120), (210, 150408), (216, 146230), (240, 131607), (252, 125340), (270, 116984), (280, 112806), (315, 100272), (336, 94005), (360, 87738), (378, 83560), (420, 75204), (432, 73115), (504, 62670), (540, 58492), (560, 56403), (630, 50136), (720, 43869), (756, 41780), (840, 37602), (945, 33424), (1008, 31335), (1080, 29246), (1260, 25068), (1512, 20890), (1680, 18801), (1890, 16712), (2089, 15120), (2160, 14623), (2520, 12534), (3024, 10445), (3780, 8356), (4178, 7560), (5040, 6267)]