27975640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 81285120

約数和(自身を除く): 53309480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 293, 308, 310, 341, 385, 434, 440, 586, 616, 620, 682, 770, 868, 1085, 1172, 1240, 1364, 1465, 1540, 1705, 1736, 2051, 2170, 2344, 2387, 2728, 2930, 3080, 3223, 3410, 4102, 4340, 4774, 5860, 6446, 6820, 8204, 8680, 9083, 9548, 10255, 11720, 11935, 12892, 13640, 16115, 16408, 18166, 19096, 20510, 22561, 23870, 25784, 32230, 36332, 41020, 45122, 45415, 47740, 63581, 64460, 72664, 82040, 90244, 90830, 95480, 99913, 112805, 127162, 128920, 180488, 181660, 199826, 225610, 254324, 317905, 363320, 399652, 451220, 499565, 508648, 635810, 699391, 799304, 902440, 999130, 1271620, 1398782, 1998260, 2543240, 2797564, 3496955, 3996520, 5595128, 6993910, 13987820, 27975640]

約数ペア:

[(1, 27975640), (2, 13987820), (4, 6993910), (5, 5595128), (7, 3996520), (8, 3496955), (10, 2797564), (11, 2543240), (14, 1998260), (20, 1398782), (22, 1271620), (28, 999130), (31, 902440), (35, 799304), (40, 699391), (44, 635810), (55, 508648), (56, 499565), (62, 451220), (70, 399652), (77, 363320), (88, 317905), (110, 254324), (124, 225610), (140, 199826), (154, 181660), (155, 180488), (217, 128920), (220, 127162), (248, 112805), (280, 99913), (293, 95480), (308, 90830), (310, 90244), (341, 82040), (385, 72664), (434, 64460), (440, 63581), (586, 47740), (616, 45415), (620, 45122), (682, 41020), (770, 36332), (868, 32230), (1085, 25784), (1172, 23870), (1240, 22561), (1364, 20510), (1465, 19096), (1540, 18166), (1705, 16408), (1736, 16115), (2051, 13640), (2170, 12892), (2344, 11935), (2387, 11720), (2728, 10255), (2930, 9548), (3080, 9083), (3223, 8680), (3410, 8204), (4102, 6820), (4340, 6446), (4774, 5860)]