19265781780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{312047}}^1$

素因数の和:312083

約数の個数: 144

約数和(自身を含む): 68151283200

約数和(自身を除く): 48885501420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3430, 4116, 4410, 5145, 6174, 6860, 8820, 10290, 12348, 15435, 20580, 30870, 61740, 312047, 624094, 936141, 1248188, 1560235, 1872282, 2184329, 2808423, 3120470, 3744564, 4368658, 4680705, 5616846, 6240940, 6552987, 8737316, 9361410, 10921645, 11233692, 13105974, 14042115, 15290303, 18722820, 19658961, 21843290, 26211948, 28084230, 30580606, 32764935, 39317922, 43686580, 45870909, 56168460, 61161212, 65529870, 76451515, 78635844, 91741818, 98294805, 107032121, 131059740, 137612727, 152903030, 183483636, 196589610, 214064242, 229354545, 275225454, 305806060, 321096363, 393179220, 428128484, 458709090, 535160605, 550450908, 642192726, 688063635, 917418180, 963289089, 1070321210, 1284385452, 1376127270, 1605481815, 1926578178, 2140642420, 2752254540, 3210963630, 3853156356, 4816445445, 6421927260, 9632890890, 19265781780]

約数ペア:

[(1, 19265781780), (2, 9632890890), (3, 6421927260), (4, 4816445445), (5, 3853156356), (6, 3210963630), (7, 2752254540), (9, 2140642420), (10, 1926578178), (12, 1605481815), (14, 1376127270), (15, 1284385452), (18, 1070321210), (20, 963289089), (21, 917418180), (28, 688063635), (30, 642192726), (35, 550450908), (36, 535160605), (42, 458709090), (45, 428128484), (49, 393179220), (60, 321096363), (63, 305806060), (70, 275225454), (84, 229354545), (90, 214064242), (98, 196589610), (105, 183483636), (126, 152903030), (140, 137612727), (147, 131059740), (180, 107032121), (196, 98294805), (210, 91741818), (245, 78635844), (252, 76451515), (294, 65529870), (315, 61161212), (343, 56168460), (420, 45870909), (441, 43686580), (490, 39317922), (588, 32764935), (630, 30580606), (686, 28084230), (735, 26211948), (882, 21843290), (980, 19658961), (1029, 18722820), (1260, 15290303), (1372, 14042115), (1470, 13105974), (1715, 11233692), (1764, 10921645), (2058, 9361410), (2205, 8737316), (2940, 6552987), (3087, 6240940), (3430, 5616846), (4116, 4680705), (4410, 4368658), (5145, 3744564), (6174, 3120470), (6860, 2808423), (8820, 2184329), (10290, 1872282), (12348, 1560235), (15435, 1248188), (20580, 936141), (30870, 624094), (61740, 312047)]