220937440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1964

約数の個数: 96

約数和(自身を含む): 565820640

約数和(自身を除く): 344883200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 68, 80, 85, 86, 136, 160, 170, 172, 215, 272, 340, 344, 430, 544, 680, 688, 731, 860, 1360, 1376, 1462, 1720, 1889, 2720, 2924, 3440, 3655, 3778, 5848, 6880, 7310, 7556, 9445, 11696, 14620, 15112, 18890, 23392, 29240, 30224, 32113, 37780, 58480, 60448, 64226, 75560, 81227, 116960, 128452, 151120, 160565, 162454, 256904, 302240, 321130, 324908, 406135, 513808, 642260, 649816, 812270, 1027616, 1284520, 1299632, 1380859, 1624540, 2569040, 2599264, 2761718, 3249080, 5138080, 5523436, 6498160, 6904295, 11046872, 12996320, 13808590, 22093744, 27617180, 44187488, 55234360, 110468720, 220937440]

約数ペア:

[(1, 220937440), (2, 110468720), (4, 55234360), (5, 44187488), (8, 27617180), (10, 22093744), (16, 13808590), (17, 12996320), (20, 11046872), (32, 6904295), (34, 6498160), (40, 5523436), (43, 5138080), (68, 3249080), (80, 2761718), (85, 2599264), (86, 2569040), (136, 1624540), (160, 1380859), (170, 1299632), (172, 1284520), (215, 1027616), (272, 812270), (340, 649816), (344, 642260), (430, 513808), (544, 406135), (680, 324908), (688, 321130), (731, 302240), (860, 256904), (1360, 162454), (1376, 160565), (1462, 151120), (1720, 128452), (1889, 116960), (2720, 81227), (2924, 75560), (3440, 64226), (3655, 60448), (3778, 58480), (5848, 37780), (6880, 32113), (7310, 30224), (7556, 29240), (9445, 23392), (11696, 18890), (14620, 15112)]