257837280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1103}}^1$

素因数の和:1608

約数の個数: 96

約数和(自身を含む): 814593024

約数和(自身を除く): 556755744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 487, 974, 1103, 1461, 1948, 2206, 2435, 2922, 3309, 3896, 4412, 4870, 5515, 5844, 6618, 7305, 7792, 8824, 9740, 11030, 11688, 13236, 14610, 15584, 16545, 17648, 19480, 22060, 23376, 26472, 29220, 33090, 35296, 38960, 44120, 46752, 52944, 58440, 66180, 77920, 88240, 105888, 116880, 132360, 176480, 233760, 264720, 529440, 537161, 1074322, 1611483, 2148644, 2685805, 3222966, 4297288, 5371610, 6445932, 8057415, 8594576, 10743220, 12891864, 16114830, 17189152, 21486440, 25783728, 32229660, 42972880, 51567456, 64459320, 85945760, 128918640, 257837280]

約数ペア:

[(1, 257837280), (2, 128918640), (3, 85945760), (4, 64459320), (5, 51567456), (6, 42972880), (8, 32229660), (10, 25783728), (12, 21486440), (15, 17189152), (16, 16114830), (20, 12891864), (24, 10743220), (30, 8594576), (32, 8057415), (40, 6445932), (48, 5371610), (60, 4297288), (80, 3222966), (96, 2685805), (120, 2148644), (160, 1611483), (240, 1074322), (480, 537161), (487, 529440), (974, 264720), (1103, 233760), (1461, 176480), (1948, 132360), (2206, 116880), (2435, 105888), (2922, 88240), (3309, 77920), (3896, 66180), (4412, 58440), (4870, 52944), (5515, 46752), (5844, 44120), (6618, 38960), (7305, 35296), (7792, 33090), (8824, 29220), (9740, 26472), (11030, 23376), (11688, 22060), (13236, 19480), (14610, 17648), (15584, 16545)]