740019840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{55061}}^1$

素因数の和:55090

約数の個数: 128

約数和(自身を含む): 2695835520

約数和(自身を除く): 1955815680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 55061, 110122, 165183, 220244, 275305, 330366, 385427, 440488, 550610, 660732, 770854, 825915, 880976, 1101220, 1156281, 1321464, 1541708, 1651830, 1761952, 1927135, 2202440, 2312562, 2642928, 3083416, 3303660, 3523904, 3854270, 4404880, 4625124, 5285856, 5781405, 6166832, 6607320, 7047808, 7708540, 8809760, 9250248, 10571712, 11562810, 12333664, 13214640, 15417080, 17619520, 18500496, 21143424, 23125620, 24667328, 26429280, 30834160, 35239040, 37000992, 46251240, 49334656, 52858560, 61668320, 74001984, 92502480, 105717120, 123336640, 148003968, 185004960, 246673280, 370009920, 740019840]

約数ペア:

[(1, 740019840), (2, 370009920), (3, 246673280), (4, 185004960), (5, 148003968), (6, 123336640), (7, 105717120), (8, 92502480), (10, 74001984), (12, 61668320), (14, 52858560), (15, 49334656), (16, 46251240), (20, 37000992), (21, 35239040), (24, 30834160), (28, 26429280), (30, 24667328), (32, 23125620), (35, 21143424), (40, 18500496), (42, 17619520), (48, 15417080), (56, 13214640), (60, 12333664), (64, 11562810), (70, 10571712), (80, 9250248), (84, 8809760), (96, 7708540), (105, 7047808), (112, 6607320), (120, 6166832), (128, 5781405), (140, 5285856), (160, 4625124), (168, 4404880), (192, 3854270), (210, 3523904), (224, 3303660), (240, 3083416), (280, 2642928), (320, 2312562), (336, 2202440), (384, 1927135), (420, 1761952), (448, 1651830), (480, 1541708), (560, 1321464), (640, 1156281), (672, 1101220), (840, 880976), (896, 825915), (960, 770854), (1120, 660732), (1344, 550610), (1680, 440488), (1920, 385427), (2240, 330366), (2688, 275305), (3360, 220244), (4480, 165183), (6720, 110122), (13440, 55061)]