205995960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{21193}}^1$

素因数の和:21219

約数の個数: 96

約数和(自身を含む): 694315440

約数和(自身を除く): 488319480

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, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 21193, 42386, 63579, 84772, 105965, 127158, 169544, 190737, 211930, 254316, 317895, 381474, 423860, 508632, 572211, 635790, 762948, 847720, 953685, 1144422, 1271580, 1525896, 1716633, 1907370, 2288844, 2543160, 2861055, 3433266, 3814740, 4577688, 5149899, 5722110, 6866532, 7629480, 8583165, 10299798, 11444220, 13733064, 17166330, 20599596, 22888440, 25749495, 34332660, 41199192, 51498990, 68665320, 102997980, 205995960]

約数ペア:

[(1, 205995960), (2, 102997980), (3, 68665320), (4, 51498990), (5, 41199192), (6, 34332660), (8, 25749495), (9, 22888440), (10, 20599596), (12, 17166330), (15, 13733064), (18, 11444220), (20, 10299798), (24, 8583165), (27, 7629480), (30, 6866532), (36, 5722110), (40, 5149899), (45, 4577688), (54, 3814740), (60, 3433266), (72, 2861055), (81, 2543160), (90, 2288844), (108, 1907370), (120, 1716633), (135, 1525896), (162, 1271580), (180, 1144422), (216, 953685), (243, 847720), (270, 762948), (324, 635790), (360, 572211), (405, 508632), (486, 423860), (540, 381474), (648, 317895), (810, 254316), (972, 211930), (1080, 190737), (1215, 169544), (1620, 127158), (1944, 105965), (2430, 84772), (3240, 63579), (4860, 42386), (9720, 21193)]