880975480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2777}}^1$

素因数の和:2909

約数の個数: 128

約数和(自身を含む): 2496199680

約数和(自身を除く): 1615224200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 103, 110, 140, 154, 206, 220, 280, 308, 385, 412, 440, 515, 616, 721, 770, 824, 1030, 1133, 1442, 1540, 2060, 2266, 2777, 2884, 3080, 3605, 4120, 4532, 5554, 5665, 5768, 7210, 7931, 9064, 11108, 11330, 13885, 14420, 15862, 19439, 22216, 22660, 27770, 28840, 30547, 31724, 38878, 39655, 45320, 55540, 61094, 63448, 77756, 79310, 97195, 111080, 122188, 152735, 155512, 158620, 194390, 213829, 244376, 286031, 305470, 317240, 388780, 427658, 572062, 610940, 777560, 855316, 1069145, 1144124, 1221880, 1430155, 1710632, 2002217, 2138290, 2288248, 2860310, 3146341, 4004434, 4276580, 5720620, 6292682, 8008868, 8553160, 10011085, 11441240, 12585364, 15731705, 16017736, 20022170, 22024387, 25170728, 31463410, 40044340, 44048774, 62926820, 80088680, 88097548, 110121935, 125853640, 176195096, 220243870, 440487740, 880975480]

約数ペア:

[(1, 880975480), (2, 440487740), (4, 220243870), (5, 176195096), (7, 125853640), (8, 110121935), (10, 88097548), (11, 80088680), (14, 62926820), (20, 44048774), (22, 40044340), (28, 31463410), (35, 25170728), (40, 22024387), (44, 20022170), (55, 16017736), (56, 15731705), (70, 12585364), (77, 11441240), (88, 10011085), (103, 8553160), (110, 8008868), (140, 6292682), (154, 5720620), (206, 4276580), (220, 4004434), (280, 3146341), (308, 2860310), (385, 2288248), (412, 2138290), (440, 2002217), (515, 1710632), (616, 1430155), (721, 1221880), (770, 1144124), (824, 1069145), (1030, 855316), (1133, 777560), (1442, 610940), (1540, 572062), (2060, 427658), (2266, 388780), (2777, 317240), (2884, 305470), (3080, 286031), (3605, 244376), (4120, 213829), (4532, 194390), (5554, 158620), (5665, 155512), (5768, 152735), (7210, 122188), (7931, 111080), (9064, 97195), (11108, 79310), (11330, 77756), (13885, 63448), (14420, 61094), (15862, 55540), (19439, 45320), (22216, 39655), (22660, 38878), (27770, 31724), (28840, 30547)]