619970880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{645803}}^1$

素因数の和:645823

約数の個数: 56

約数和(自身を含む): 1968410592

約数和(自身を除く): 1348439712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 645803, 1291606, 1937409, 2583212, 3229015, 3874818, 5166424, 6458030, 7749636, 9687045, 10332848, 12916060, 15499272, 19374090, 20665696, 25832120, 30998544, 38748180, 41331392, 51664240, 61997088, 77496360, 103328480, 123994176, 154992720, 206656960, 309985440, 619970880]

約数ペア:

[(1, 619970880), (2, 309985440), (3, 206656960), (4, 154992720), (5, 123994176), (6, 103328480), (8, 77496360), (10, 61997088), (12, 51664240), (15, 41331392), (16, 38748180), (20, 30998544), (24, 25832120), (30, 20665696), (32, 19374090), (40, 15499272), (48, 12916060), (60, 10332848), (64, 9687045), (80, 7749636), (96, 6458030), (120, 5166424), (160, 3874818), (192, 3229015), (240, 2583212), (320, 1937409), (480, 1291606), (960, 645803)]