9987003540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{2054939}}^1$

素因数の和:2054963

約数の個数: 72

約数和(自身を含む): 31415922720

約数和(自身を除く): 21428919180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 2054939, 4109878, 6164817, 8219756, 10274695, 12329634, 18494451, 20549390, 24659268, 30824085, 36988902, 41098780, 55483353, 61648170, 73977804, 92472255, 110966706, 123296340, 166450059, 184944510, 221933412, 277416765, 332900118, 369889020, 499350177, 554833530, 665800236, 832250295, 998700354, 1109667060, 1664500590, 1997400708, 2496750885, 3329001180, 4993501770, 9987003540]

約数ペア:

[(1, 9987003540), (2, 4993501770), (3, 3329001180), (4, 2496750885), (5, 1997400708), (6, 1664500590), (9, 1109667060), (10, 998700354), (12, 832250295), (15, 665800236), (18, 554833530), (20, 499350177), (27, 369889020), (30, 332900118), (36, 277416765), (45, 221933412), (54, 184944510), (60, 166450059), (81, 123296340), (90, 110966706), (108, 92472255), (135, 73977804), (162, 61648170), (180, 55483353), (243, 41098780), (270, 36988902), (324, 30824085), (405, 24659268), (486, 20549390), (540, 18494451), (810, 12329634), (972, 10274695), (1215, 8219756), (1620, 6164817), (2430, 4109878), (4860, 2054939)]