99891960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1221

約数の個数: 128

約数和(自身を含む): 345945600

約数和(自身を除く): 246053640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1091, 1308, 1526, 1635, 2180, 2182, 2289, 2616, 3052, 3270, 3273, 3815, 4360, 4364, 4578, 5455, 6104, 6540, 6546, 7630, 7637, 8728, 9156, 10910, 11445, 13080, 13092, 15260, 15274, 16365, 18312, 21820, 22890, 22911, 26184, 30520, 30548, 32730, 38185, 43640, 45780, 45822, 61096, 65460, 76370, 91560, 91644, 114555, 118919, 130920, 152740, 183288, 229110, 237838, 305480, 356757, 458220, 475676, 594595, 713514, 832433, 916440, 951352, 1189190, 1427028, 1664866, 1783785, 2378380, 2497299, 2854056, 3329732, 3567570, 4162165, 4756760, 4994598, 6659464, 7135140, 8324330, 9989196, 12486495, 14270280, 16648660, 19978392, 24972990, 33297320, 49945980, 99891960]

約数ペア:

[(1, 99891960), (2, 49945980), (3, 33297320), (4, 24972990), (5, 19978392), (6, 16648660), (7, 14270280), (8, 12486495), (10, 9989196), (12, 8324330), (14, 7135140), (15, 6659464), (20, 4994598), (21, 4756760), (24, 4162165), (28, 3567570), (30, 3329732), (35, 2854056), (40, 2497299), (42, 2378380), (56, 1783785), (60, 1664866), (70, 1427028), (84, 1189190), (105, 951352), (109, 916440), (120, 832433), (140, 713514), (168, 594595), (210, 475676), (218, 458220), (280, 356757), (327, 305480), (420, 237838), (436, 229110), (545, 183288), (654, 152740), (763, 130920), (840, 118919), (872, 114555), (1090, 91644), (1091, 91560), (1308, 76370), (1526, 65460), (1635, 61096), (2180, 45822), (2182, 45780), (2289, 43640), (2616, 38185), (3052, 32730), (3270, 30548), (3273, 30520), (3815, 26184), (4360, 22911), (4364, 22890), (4578, 21820), (5455, 18312), (6104, 16365), (6540, 15274), (6546, 15260), (7630, 13092), (7637, 13080), (8728, 11445), (9156, 10910)]