2100120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 7223040

約数和(自身を除く): 5122920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 43, 44, 55, 60, 66, 74, 86, 88, 110, 111, 120, 129, 132, 148, 165, 172, 185, 215, 220, 222, 258, 264, 296, 330, 344, 370, 407, 430, 440, 444, 473, 516, 555, 645, 660, 740, 814, 860, 888, 946, 1032, 1110, 1221, 1290, 1320, 1419, 1480, 1591, 1628, 1720, 1892, 2035, 2220, 2365, 2442, 2580, 2838, 3182, 3256, 3784, 4070, 4440, 4730, 4773, 4884, 5160, 5676, 6105, 6364, 7095, 7955, 8140, 9460, 9546, 9768, 11352, 12210, 12728, 14190, 15910, 16280, 17501, 18920, 19092, 23865, 24420, 28380, 31820, 35002, 38184, 47730, 48840, 52503, 56760, 63640, 70004, 87505, 95460, 105006, 140008, 175010, 190920, 210012, 262515, 350020, 420024, 525030, 700040, 1050060, 2100120]

約数ペア:

[(1, 2100120), (2, 1050060), (3, 700040), (4, 525030), (5, 420024), (6, 350020), (8, 262515), (10, 210012), (11, 190920), (12, 175010), (15, 140008), (20, 105006), (22, 95460), (24, 87505), (30, 70004), (33, 63640), (37, 56760), (40, 52503), (43, 48840), (44, 47730), (55, 38184), (60, 35002), (66, 31820), (74, 28380), (86, 24420), (88, 23865), (110, 19092), (111, 18920), (120, 17501), (129, 16280), (132, 15910), (148, 14190), (165, 12728), (172, 12210), (185, 11352), (215, 9768), (220, 9546), (222, 9460), (258, 8140), (264, 7955), (296, 7095), (330, 6364), (344, 6105), (370, 5676), (407, 5160), (430, 4884), (440, 4773), (444, 4730), (473, 4440), (516, 4070), (555, 3784), (645, 3256), (660, 3182), (740, 2838), (814, 2580), (860, 2442), (888, 2365), (946, 2220), (1032, 2035), (1110, 1892), (1221, 1720), (1290, 1628), (1320, 1591), (1419, 1480)]