198864720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{30689}}^1$

素因数の和:30714

約数の個数: 100

約数和(自身を含む): 690709140

約数和(自身を除く): 491844420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 30689, 61378, 92067, 122756, 153445, 184134, 245512, 276201, 306890, 368268, 460335, 491024, 552402, 613780, 736536, 828603, 920670, 1104804, 1227560, 1381005, 1473072, 1657206, 1841340, 2209608, 2455120, 2485809, 2762010, 3314412, 3682680, 4143015, 4419216, 4971618, 5524020, 6628824, 7365360, 8286030, 9943236, 11048040, 12429045, 13257648, 16572060, 19886472, 22096080, 24858090, 33144120, 39772944, 49716180, 66288240, 99432360, 198864720]

約数ペア:

[(1, 198864720), (2, 99432360), (3, 66288240), (4, 49716180), (5, 39772944), (6, 33144120), (8, 24858090), (9, 22096080), (10, 19886472), (12, 16572060), (15, 13257648), (16, 12429045), (18, 11048040), (20, 9943236), (24, 8286030), (27, 7365360), (30, 6628824), (36, 5524020), (40, 4971618), (45, 4419216), (48, 4143015), (54, 3682680), (60, 3314412), (72, 2762010), (80, 2485809), (81, 2455120), (90, 2209608), (108, 1841340), (120, 1657206), (135, 1473072), (144, 1381005), (162, 1227560), (180, 1104804), (216, 920670), (240, 828603), (270, 736536), (324, 613780), (360, 552402), (405, 491024), (432, 460335), (540, 368268), (648, 306890), (720, 276201), (810, 245512), (1080, 184134), (1296, 153445), (1620, 122756), (2160, 92067), (3240, 61378), (6480, 30689)]