142358720

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{1297}}^1$

素因数の和:1335

約数の個数: 112

約数和(自身を含む): 395630400

約数和(自身を除く): 253271680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1297, 1372, 1568, 1715, 1960, 2240, 2594, 2744, 3136, 3430, 3920, 5188, 5488, 6485, 6860, 7840, 9079, 10376, 10976, 12970, 13720, 15680, 18158, 20752, 21952, 25940, 27440, 36316, 41504, 45395, 51880, 54880, 63553, 72632, 83008, 90790, 103760, 109760, 127106, 145264, 181580, 207520, 254212, 290528, 317765, 363160, 415040, 444871, 508424, 581056, 635530, 726320, 889742, 1016848, 1271060, 1452640, 1779484, 2033696, 2224355, 2542120, 2905280, 3558968, 4067392, 4448710, 5084240, 7117936, 8897420, 10168480, 14235872, 17794840, 20336960, 28471744, 35589680, 71179360, 142358720]

約数ペア:

[(1, 142358720), (2, 71179360), (4, 35589680), (5, 28471744), (7, 20336960), (8, 17794840), (10, 14235872), (14, 10168480), (16, 8897420), (20, 7117936), (28, 5084240), (32, 4448710), (35, 4067392), (40, 3558968), (49, 2905280), (56, 2542120), (64, 2224355), (70, 2033696), (80, 1779484), (98, 1452640), (112, 1271060), (140, 1016848), (160, 889742), (196, 726320), (224, 635530), (245, 581056), (280, 508424), (320, 444871), (343, 415040), (392, 363160), (448, 317765), (490, 290528), (560, 254212), (686, 207520), (784, 181580), (980, 145264), (1120, 127106), (1297, 109760), (1372, 103760), (1568, 90790), (1715, 83008), (1960, 72632), (2240, 63553), (2594, 54880), (2744, 51880), (3136, 45395), (3430, 41504), (3920, 36316), (5188, 27440), (5488, 25940), (6485, 21952), (6860, 20752), (7840, 18158), (9079, 15680), (10376, 13720), (10976, 12970)]