489889440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{340201}}^1$

素因数の和:340222

約数の個数: 72

約数和(自身を含む): 1671752628

約数和(自身を除く): 1181863188

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, 340201, 680402, 1020603, 1360804, 1701005, 2041206, 2721608, 3061809, 3402010, 4082412, 5103015, 5443216, 6123618, 6804020, 8164824, 10206030, 10886432, 12247236, 13608040, 15309045, 16329648, 20412060, 24494472, 27216080, 30618090, 32659296, 40824120, 48988944, 54432160, 61236180, 81648240, 97977888, 122472360, 163296480, 244944720, 489889440]

約数ペア:

[(1, 489889440), (2, 244944720), (3, 163296480), (4, 122472360), (5, 97977888), (6, 81648240), (8, 61236180), (9, 54432160), (10, 48988944), (12, 40824120), (15, 32659296), (16, 30618090), (18, 27216080), (20, 24494472), (24, 20412060), (30, 16329648), (32, 15309045), (36, 13608040), (40, 12247236), (45, 10886432), (48, 10206030), (60, 8164824), (72, 6804020), (80, 6123618), (90, 5443216), (96, 5103015), (120, 4082412), (144, 3402010), (160, 3061809), (180, 2721608), (240, 2041206), (288, 1701005), (360, 1360804), (480, 1020603), (720, 680402), (1440, 340201)]