89197020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2416

約数の個数: 144

約数和(自身を含む): 310826880

約数和(自身を除く): 221629860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2371, 2508, 3135, 3420, 3762, 4180, 4742, 6270, 7113, 7524, 9405, 9484, 11855, 12540, 14226, 18810, 21339, 23710, 26081, 28452, 35565, 37620, 42678, 45049, 47420, 52162, 71130, 78243, 85356, 90098, 104324, 106695, 130405, 135147, 142260, 156486, 180196, 213390, 225245, 234729, 260810, 270294, 312972, 391215, 405441, 426780, 450490, 469458, 495539, 521620, 540588, 675735, 782430, 810882, 900980, 938916, 991078, 1173645, 1351470, 1486617, 1564860, 1621764, 1982156, 2027205, 2347290, 2477695, 2702940, 2973234, 4054410, 4459851, 4694580, 4955390, 5946468, 7433085, 8108820, 8919702, 9910780, 14866170, 17839404, 22299255, 29732340, 44598510, 89197020]

約数ペア:

[(1, 89197020), (2, 44598510), (3, 29732340), (4, 22299255), (5, 17839404), (6, 14866170), (9, 9910780), (10, 8919702), (11, 8108820), (12, 7433085), (15, 5946468), (18, 4955390), (19, 4694580), (20, 4459851), (22, 4054410), (30, 2973234), (33, 2702940), (36, 2477695), (38, 2347290), (44, 2027205), (45, 1982156), (55, 1621764), (57, 1564860), (60, 1486617), (66, 1351470), (76, 1173645), (90, 991078), (95, 938916), (99, 900980), (110, 810882), (114, 782430), (132, 675735), (165, 540588), (171, 521620), (180, 495539), (190, 469458), (198, 450490), (209, 426780), (220, 405441), (228, 391215), (285, 312972), (330, 270294), (342, 260810), (380, 234729), (396, 225245), (418, 213390), (495, 180196), (570, 156486), (627, 142260), (660, 135147), (684, 130405), (836, 106695), (855, 104324), (990, 90098), (1045, 85356), (1140, 78243), (1254, 71130), (1710, 52162), (1881, 47420), (1980, 45049), (2090, 42678), (2371, 37620), (2508, 35565), (3135, 28452), (3420, 26081), (3762, 23710), (4180, 21339), (4742, 18810), (6270, 14226), (7113, 12540), (7524, 11855), (9405, 9484)]