1861103640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{32789}}^1$

素因数の和:32857

約数の個数: 128

約数和(自身を含む): 6232723200

約数和(自身を除く): 4371619560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 215, 220, 258, 264, 330, 344, 430, 440, 473, 516, 645, 660, 860, 946, 1032, 1290, 1320, 1419, 1720, 1892, 2365, 2580, 2838, 3784, 4730, 5160, 5676, 7095, 9460, 11352, 14190, 18920, 28380, 32789, 56760, 65578, 98367, 131156, 163945, 196734, 262312, 327890, 360679, 393468, 491835, 655780, 721358, 786936, 983670, 1082037, 1311560, 1409927, 1442716, 1803395, 1967340, 2164074, 2819854, 2885432, 3606790, 3934680, 4229781, 4328148, 5410185, 5639708, 7049635, 7213580, 8459562, 8656296, 10820370, 11279416, 14099270, 14427160, 15509197, 16919124, 21148905, 21640740, 28198540, 31018394, 33838248, 42297810, 43281480, 46527591, 56397080, 62036788, 77545985, 84595620, 93055182, 124073576, 155091970, 169191240, 186110364, 232637955, 310183940, 372220728, 465275910, 620367880, 930551820, 1861103640]

約数ペア:

[(1, 1861103640), (2, 930551820), (3, 620367880), (4, 465275910), (5, 372220728), (6, 310183940), (8, 232637955), (10, 186110364), (11, 169191240), (12, 155091970), (15, 124073576), (20, 93055182), (22, 84595620), (24, 77545985), (30, 62036788), (33, 56397080), (40, 46527591), (43, 43281480), (44, 42297810), (55, 33838248), (60, 31018394), (66, 28198540), (86, 21640740), (88, 21148905), (110, 16919124), (120, 15509197), (129, 14427160), (132, 14099270), (165, 11279416), (172, 10820370), (215, 8656296), (220, 8459562), (258, 7213580), (264, 7049635), (330, 5639708), (344, 5410185), (430, 4328148), (440, 4229781), (473, 3934680), (516, 3606790), (645, 2885432), (660, 2819854), (860, 2164074), (946, 1967340), (1032, 1803395), (1290, 1442716), (1320, 1409927), (1419, 1311560), (1720, 1082037), (1892, 983670), (2365, 786936), (2580, 721358), (2838, 655780), (3784, 491835), (4730, 393468), (5160, 360679), (5676, 327890), (7095, 262312), (9460, 196734), (11352, 163945), (14190, 131156), (18920, 98367), (28380, 65578), (32789, 56760)]