291505440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{607303}}^1$

素因数の和:607321

約数の個数: 48

約数和(自身を含む): 918243648

約数和(自身を除く): 626738208

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, 607303, 1214606, 1821909, 2429212, 3036515, 3643818, 4858424, 6073030, 7287636, 9109545, 9716848, 12146060, 14575272, 18219090, 19433696, 24292120, 29150544, 36438180, 48584240, 58301088, 72876360, 97168480, 145752720, 291505440]

約数ペア:

[(1, 291505440), (2, 145752720), (3, 97168480), (4, 72876360), (5, 58301088), (6, 48584240), (8, 36438180), (10, 29150544), (12, 24292120), (15, 19433696), (16, 18219090), (20, 14575272), (24, 12146060), (30, 9716848), (32, 9109545), (40, 7287636), (48, 6073030), (60, 4858424), (80, 3643818), (96, 3036515), (120, 2429212), (160, 1821909), (240, 1214606), (480, 607303)]