870835140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16073}}^1$

素因数の和:16138

約数の個数: 144

約数和(自身を含む): 3089294208

約数和(自身を除く): 2218459068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4515, 5418, 6020, 7740, 9030, 10836, 13545, 16073, 18060, 27090, 32146, 48219, 54180, 64292, 80365, 96438, 112511, 144657, 160730, 192876, 225022, 241095, 289314, 321460, 337533, 450044, 482190, 562555, 578628, 675066, 691139, 723285, 964380, 1012599, 1125110, 1350132, 1382278, 1446570, 1687665, 2025198, 2073417, 2250220, 2764556, 2893140, 3375330, 3455695, 4050396, 4146834, 4837973, 5062995, 6220251, 6750660, 6911390, 8293668, 9675946, 10125990, 10367085, 12440502, 13822780, 14513919, 19351892, 20251980, 20734170, 24189865, 24881004, 29027838, 31101255, 41468340, 43541757, 48379730, 58055676, 62202510, 72569595, 87083514, 96759460, 124405020, 145139190, 174167028, 217708785, 290278380, 435417570, 870835140]

約数ペア:

[(1, 870835140), (2, 435417570), (3, 290278380), (4, 217708785), (5, 174167028), (6, 145139190), (7, 124405020), (9, 96759460), (10, 87083514), (12, 72569595), (14, 62202510), (15, 58055676), (18, 48379730), (20, 43541757), (21, 41468340), (28, 31101255), (30, 29027838), (35, 24881004), (36, 24189865), (42, 20734170), (43, 20251980), (45, 19351892), (60, 14513919), (63, 13822780), (70, 12440502), (84, 10367085), (86, 10125990), (90, 9675946), (105, 8293668), (126, 6911390), (129, 6750660), (140, 6220251), (172, 5062995), (180, 4837973), (210, 4146834), (215, 4050396), (252, 3455695), (258, 3375330), (301, 2893140), (315, 2764556), (387, 2250220), (420, 2073417), (430, 2025198), (516, 1687665), (602, 1446570), (630, 1382278), (645, 1350132), (774, 1125110), (860, 1012599), (903, 964380), (1204, 723285), (1260, 691139), (1290, 675066), (1505, 578628), (1548, 562555), (1806, 482190), (1935, 450044), (2580, 337533), (2709, 321460), (3010, 289314), (3612, 241095), (3870, 225022), (4515, 192876), (5418, 160730), (6020, 144657), (7740, 112511), (9030, 96438), (10836, 80365), (13545, 64292), (16073, 54180), (18060, 48219), (27090, 32146)]