219498840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5039}}^1$

素因数の和:5078

約数の個数: 144

約数和(自身を含む): 784274400

約数和(自身を除く): 564775560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 5039, 5445, 7260, 8712, 10078, 10890, 14520, 15117, 20156, 21780, 25195, 30234, 40312, 43560, 45351, 50390, 55429, 60468, 75585, 90702, 100780, 110858, 120936, 151170, 166287, 181404, 201560, 221716, 226755, 277145, 302340, 332574, 362808, 443432, 453510, 498861, 554290, 604680, 609719, 665148, 831435, 907020, 997722, 1108580, 1219438, 1330296, 1662870, 1814040, 1829157, 1995444, 2217160, 2438876, 2494305, 3048595, 3325740, 3658314, 3990888, 4877752, 4988610, 5487471, 6097190, 6651480, 7316628, 9145785, 9977220, 10974942, 12194380, 14633256, 18291570, 19954440, 21949884, 24388760, 27437355, 36583140, 43899768, 54874710, 73166280, 109749420, 219498840]

約数ペア:

[(1, 219498840), (2, 109749420), (3, 73166280), (4, 54874710), (5, 43899768), (6, 36583140), (8, 27437355), (9, 24388760), (10, 21949884), (11, 19954440), (12, 18291570), (15, 14633256), (18, 12194380), (20, 10974942), (22, 9977220), (24, 9145785), (30, 7316628), (33, 6651480), (36, 6097190), (40, 5487471), (44, 4988610), (45, 4877752), (55, 3990888), (60, 3658314), (66, 3325740), (72, 3048595), (88, 2494305), (90, 2438876), (99, 2217160), (110, 1995444), (120, 1829157), (121, 1814040), (132, 1662870), (165, 1330296), (180, 1219438), (198, 1108580), (220, 997722), (242, 907020), (264, 831435), (330, 665148), (360, 609719), (363, 604680), (396, 554290), (440, 498861), (484, 453510), (495, 443432), (605, 362808), (660, 332574), (726, 302340), (792, 277145), (968, 226755), (990, 221716), (1089, 201560), (1210, 181404), (1320, 166287), (1452, 151170), (1815, 120936), (1980, 110858), (2178, 100780), (2420, 90702), (2904, 75585), (3630, 60468), (3960, 55429), (4356, 50390), (4840, 45351), (5039, 43560), (5445, 40312), (7260, 30234), (8712, 25195), (10078, 21780), (10890, 20156), (14520, 15117)]