490465440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{340601}}^1$

素因数の和:340622

約数の個数: 72

約数和(自身を含む): 1673718228

約数和(自身を除く): 1183252788

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, 340601, 681202, 1021803, 1362404, 1703005, 2043606, 2724808, 3065409, 3406010, 4087212, 5109015, 5449616, 6130818, 6812020, 8174424, 10218030, 10899232, 12261636, 13624040, 15327045, 16348848, 20436060, 24523272, 27248080, 30654090, 32697696, 40872120, 49046544, 54496160, 61308180, 81744240, 98093088, 122616360, 163488480, 245232720, 490465440]

約数ペア:

[(1, 490465440), (2, 245232720), (3, 163488480), (4, 122616360), (5, 98093088), (6, 81744240), (8, 61308180), (9, 54496160), (10, 49046544), (12, 40872120), (15, 32697696), (16, 30654090), (18, 27248080), (20, 24523272), (24, 20436060), (30, 16348848), (32, 15327045), (36, 13624040), (40, 12261636), (45, 10899232), (48, 10218030), (60, 8174424), (72, 6812020), (80, 6130818), (90, 5449616), (96, 5109015), (120, 4087212), (144, 3406010), (160, 3065409), (180, 2724808), (240, 2043606), (288, 1703005), (360, 1362404), (480, 1021803), (720, 681202), (1440, 340601)]