142005780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2686

約数の個数: 144

約数和(自身を含む): 503927424

約数和(自身を除く): 361921644

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, 2621, 2709, 3010, 3612, 3870, 4515, 5242, 5418, 6020, 7740, 7863, 9030, 10484, 10836, 13105, 13545, 15726, 18060, 18347, 23589, 26210, 27090, 31452, 36694, 39315, 47178, 52420, 54180, 55041, 73388, 78630, 91735, 94356, 110082, 112703, 117945, 157260, 165123, 183470, 220164, 225406, 235890, 275205, 330246, 338109, 366940, 450812, 471780, 550410, 563515, 660492, 676218, 788921, 825615, 1014327, 1100820, 1127030, 1352436, 1577842, 1651230, 1690545, 2028654, 2254060, 2366763, 3155684, 3302460, 3381090, 3944605, 4057308, 4733526, 5071635, 6762180, 7100289, 7889210, 9467052, 10143270, 11833815, 14200578, 15778420, 20286540, 23667630, 28401156, 35501445, 47335260, 71002890, 142005780]

約数ペア:

[(1, 142005780), (2, 71002890), (3, 47335260), (4, 35501445), (5, 28401156), (6, 23667630), (7, 20286540), (9, 15778420), (10, 14200578), (12, 11833815), (14, 10143270), (15, 9467052), (18, 7889210), (20, 7100289), (21, 6762180), (28, 5071635), (30, 4733526), (35, 4057308), (36, 3944605), (42, 3381090), (43, 3302460), (45, 3155684), (60, 2366763), (63, 2254060), (70, 2028654), (84, 1690545), (86, 1651230), (90, 1577842), (105, 1352436), (126, 1127030), (129, 1100820), (140, 1014327), (172, 825615), (180, 788921), (210, 676218), (215, 660492), (252, 563515), (258, 550410), (301, 471780), (315, 450812), (387, 366940), (420, 338109), (430, 330246), (516, 275205), (602, 235890), (630, 225406), (645, 220164), (774, 183470), (860, 165123), (903, 157260), (1204, 117945), (1260, 112703), (1290, 110082), (1505, 94356), (1548, 91735), (1806, 78630), (1935, 73388), (2580, 55041), (2621, 54180), (2709, 52420), (3010, 47178), (3612, 39315), (3870, 36694), (4515, 31452), (5242, 27090), (5418, 26210), (6020, 23589), (7740, 18347), (7863, 18060), (9030, 15726), (10484, 13545), (10836, 13105)]