64974720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:852

約数の個数: 128

約数和(自身を含む): 212192640

約数和(自身を除く): 147217920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 787, 860, 960, 1032, 1290, 1376, 1574, 1720, 1920, 2064, 2361, 2580, 2752, 3148, 3440, 3935, 4128, 4722, 5160, 5504, 6296, 6880, 7870, 8256, 9444, 10320, 11805, 12592, 13760, 15740, 16512, 18888, 20640, 23610, 25184, 27520, 31480, 33841, 37776, 41280, 47220, 50368, 62960, 67682, 75552, 82560, 94440, 100736, 101523, 125920, 135364, 151104, 169205, 188880, 203046, 251840, 270728, 302208, 338410, 377760, 406092, 503680, 507615, 541456, 676820, 755520, 812184, 1015230, 1082912, 1353640, 1511040, 1624368, 2030460, 2165824, 2707280, 3248736, 4060920, 4331648, 5414560, 6497472, 8121840, 10829120, 12994944, 16243680, 21658240, 32487360, 64974720]

約数ペア:

[(1, 64974720), (2, 32487360), (3, 21658240), (4, 16243680), (5, 12994944), (6, 10829120), (8, 8121840), (10, 6497472), (12, 5414560), (15, 4331648), (16, 4060920), (20, 3248736), (24, 2707280), (30, 2165824), (32, 2030460), (40, 1624368), (43, 1511040), (48, 1353640), (60, 1082912), (64, 1015230), (80, 812184), (86, 755520), (96, 676820), (120, 541456), (128, 507615), (129, 503680), (160, 406092), (172, 377760), (192, 338410), (215, 302208), (240, 270728), (258, 251840), (320, 203046), (344, 188880), (384, 169205), (430, 151104), (480, 135364), (516, 125920), (640, 101523), (645, 100736), (688, 94440), (787, 82560), (860, 75552), (960, 67682), (1032, 62960), (1290, 50368), (1376, 47220), (1574, 41280), (1720, 37776), (1920, 33841), (2064, 31480), (2361, 27520), (2580, 25184), (2752, 23610), (3148, 20640), (3440, 18888), (3935, 16512), (4128, 15740), (4722, 13760), (5160, 12592), (5504, 11805), (6296, 10320), (6880, 9444), (7870, 8256)]