2881560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 9849600

約数和(自身を除く): 6968040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 59, 60, 66, 74, 88, 110, 111, 118, 120, 132, 148, 165, 177, 185, 220, 222, 236, 264, 295, 296, 330, 354, 370, 407, 440, 444, 472, 555, 590, 649, 660, 708, 740, 814, 885, 888, 1110, 1180, 1221, 1298, 1320, 1416, 1480, 1628, 1770, 1947, 2035, 2183, 2220, 2360, 2442, 2596, 3245, 3256, 3540, 3894, 4070, 4366, 4440, 4884, 5192, 6105, 6490, 6549, 7080, 7788, 8140, 8732, 9735, 9768, 10915, 12210, 12980, 13098, 15576, 16280, 17464, 19470, 21830, 24013, 24420, 25960, 26196, 32745, 38940, 43660, 48026, 48840, 52392, 65490, 72039, 77880, 87320, 96052, 120065, 130980, 144078, 192104, 240130, 261960, 288156, 360195, 480260, 576312, 720390, 960520, 1440780, 2881560]

約数ペア:

[(1, 2881560), (2, 1440780), (3, 960520), (4, 720390), (5, 576312), (6, 480260), (8, 360195), (10, 288156), (11, 261960), (12, 240130), (15, 192104), (20, 144078), (22, 130980), (24, 120065), (30, 96052), (33, 87320), (37, 77880), (40, 72039), (44, 65490), (55, 52392), (59, 48840), (60, 48026), (66, 43660), (74, 38940), (88, 32745), (110, 26196), (111, 25960), (118, 24420), (120, 24013), (132, 21830), (148, 19470), (165, 17464), (177, 16280), (185, 15576), (220, 13098), (222, 12980), (236, 12210), (264, 10915), (295, 9768), (296, 9735), (330, 8732), (354, 8140), (370, 7788), (407, 7080), (440, 6549), (444, 6490), (472, 6105), (555, 5192), (590, 4884), (649, 4440), (660, 4366), (708, 4070), (740, 3894), (814, 3540), (885, 3256), (888, 3245), (1110, 2596), (1180, 2442), (1221, 2360), (1298, 2220), (1320, 2183), (1416, 2035), (1480, 1947), (1628, 1770)]