987490440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{304781}}^1$

素因数の和:304804

約数の個数: 80

約数和(自身を含む): 3319075980

約数和(自身を除く): 2331585540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 304781, 609562, 914343, 1219124, 1523905, 1828686, 2438248, 2743029, 3047810, 3657372, 4571715, 5486058, 6095620, 7314744, 8229087, 9143430, 10972116, 12191240, 13715145, 16458174, 18286860, 21944232, 24687261, 27430290, 32916348, 36573720, 41145435, 49374522, 54860580, 65832696, 82290870, 98749044, 109721160, 123436305, 164581740, 197498088, 246872610, 329163480, 493745220, 987490440]

約数ペア:

[(1, 987490440), (2, 493745220), (3, 329163480), (4, 246872610), (5, 197498088), (6, 164581740), (8, 123436305), (9, 109721160), (10, 98749044), (12, 82290870), (15, 65832696), (18, 54860580), (20, 49374522), (24, 41145435), (27, 36573720), (30, 32916348), (36, 27430290), (40, 24687261), (45, 21944232), (54, 18286860), (60, 16458174), (72, 13715145), (81, 12191240), (90, 10972116), (108, 9143430), (120, 8229087), (135, 7314744), (162, 6095620), (180, 5486058), (216, 4571715), (270, 3657372), (324, 3047810), (360, 2743029), (405, 2438248), (540, 1828686), (648, 1523905), (810, 1219124), (1080, 914343), (1620, 609562), (3240, 304781)]