634796640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{440831}}^1$

素因数の和:440852

約数の個数: 72

約数和(自身を含む): 2166248448

約数和(自身を除く): 1531451808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 440831, 881662, 1322493, 1763324, 2204155, 2644986, 3526648, 3967479, 4408310, 5289972, 6612465, 7053296, 7934958, 8816620, 10579944, 13224930, 14106592, 15869916, 17633240, 19837395, 21159888, 26449860, 31739832, 35266480, 39674790, 42319776, 52899720, 63479664, 70532960, 79349580, 105799440, 126959328, 158699160, 211598880, 317398320, 634796640]

約数ペア:

[(1, 634796640), (2, 317398320), (3, 211598880), (4, 158699160), (5, 126959328), (6, 105799440), (8, 79349580), (9, 70532960), (10, 63479664), (12, 52899720), (15, 42319776), (16, 39674790), (18, 35266480), (20, 31739832), (24, 26449860), (30, 21159888), (32, 19837395), (36, 17633240), (40, 15869916), (45, 14106592), (48, 13224930), (60, 10579944), (72, 8816620), (80, 7934958), (90, 7053296), (96, 6612465), (120, 5289972), (144, 4408310), (160, 3967479), (180, 3526648), (240, 2644986), (288, 2204155), (360, 1763324), (480, 1322493), (720, 881662), (1440, 440831)]