56005020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:393

約数の個数: 120

約数和(自身を含む): 177585408

約数和(自身を除く): 121580388

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, 181, 191, 270, 324, 362, 382, 405, 540, 543, 573, 724, 764, 810, 905, 955, 1086, 1146, 1620, 1629, 1719, 1810, 1910, 2172, 2292, 2715, 2865, 3258, 3438, 3620, 3820, 4887, 5157, 5430, 5730, 6516, 6876, 8145, 8595, 9774, 10314, 10860, 11460, 14661, 15471, 16290, 17190, 19548, 20628, 24435, 25785, 29322, 30942, 32580, 34380, 34571, 48870, 51570, 58644, 61884, 69142, 73305, 77355, 97740, 103140, 103713, 138284, 146610, 154710, 172855, 207426, 293220, 309420, 311139, 345710, 414852, 518565, 622278, 691420, 933417, 1037130, 1244556, 1555695, 1866834, 2074260, 2800251, 3111390, 3733668, 4667085, 5600502, 6222780, 9334170, 11201004, 14001255, 18668340, 28002510, 56005020]

約数ペア:

[(1, 56005020), (2, 28002510), (3, 18668340), (4, 14001255), (5, 11201004), (6, 9334170), (9, 6222780), (10, 5600502), (12, 4667085), (15, 3733668), (18, 3111390), (20, 2800251), (27, 2074260), (30, 1866834), (36, 1555695), (45, 1244556), (54, 1037130), (60, 933417), (81, 691420), (90, 622278), (108, 518565), (135, 414852), (162, 345710), (180, 311139), (181, 309420), (191, 293220), (270, 207426), (324, 172855), (362, 154710), (382, 146610), (405, 138284), (540, 103713), (543, 103140), (573, 97740), (724, 77355), (764, 73305), (810, 69142), (905, 61884), (955, 58644), (1086, 51570), (1146, 48870), (1620, 34571), (1629, 34380), (1719, 32580), (1810, 30942), (1910, 29322), (2172, 25785), (2292, 24435), (2715, 20628), (2865, 19548), (3258, 17190), (3438, 16290), (3620, 15471), (3820, 14661), (4887, 11460), (5157, 10860), (5430, 10314), (5730, 9774), (6516, 8595), (6876, 8145)]