122677380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{1987}}^1$

素因数の和:2023

約数の個数: 144

約数和(自身を含む): 434179200

約数和(自身を除く): 311501820

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, 1987, 2058, 2205, 2940, 3087, 3430, 3974, 4116, 4410, 5145, 5961, 6174, 6860, 7948, 8820, 9935, 10290, 11922, 12348, 13909, 15435, 17883, 19870, 20580, 23844, 27818, 29805, 30870, 35766, 39740, 41727, 55636, 59610, 61740, 69545, 71532, 83454, 89415, 97363, 119220, 125181, 139090, 166908, 178830, 194726, 208635, 250362, 278180, 292089, 357660, 389452, 417270, 486815, 500724, 584178, 625905, 681541, 834540, 876267, 973630, 1168356, 1251810, 1363082, 1460445, 1752534, 1947260, 2044623, 2503620, 2726164, 2920890, 3407705, 3505068, 4089246, 4381335, 5841780, 6133869, 6815410, 8178492, 8762670, 10223115, 12267738, 13630820, 17525340, 20446230, 24535476, 30669345, 40892460, 61338690, 122677380]

約数ペア:

[(1, 122677380), (2, 61338690), (3, 40892460), (4, 30669345), (5, 24535476), (6, 20446230), (7, 17525340), (9, 13630820), (10, 12267738), (12, 10223115), (14, 8762670), (15, 8178492), (18, 6815410), (20, 6133869), (21, 5841780), (28, 4381335), (30, 4089246), (35, 3505068), (36, 3407705), (42, 2920890), (45, 2726164), (49, 2503620), (60, 2044623), (63, 1947260), (70, 1752534), (84, 1460445), (90, 1363082), (98, 1251810), (105, 1168356), (126, 973630), (140, 876267), (147, 834540), (180, 681541), (196, 625905), (210, 584178), (245, 500724), (252, 486815), (294, 417270), (315, 389452), (343, 357660), (420, 292089), (441, 278180), (490, 250362), (588, 208635), (630, 194726), (686, 178830), (735, 166908), (882, 139090), (980, 125181), (1029, 119220), (1260, 97363), (1372, 89415), (1470, 83454), (1715, 71532), (1764, 69545), (1987, 61740), (2058, 59610), (2205, 55636), (2940, 41727), (3087, 39740), (3430, 35766), (3974, 30870), (4116, 29805), (4410, 27818), (5145, 23844), (5961, 20580), (6174, 19870), (6860, 17883), (7948, 15435), (8820, 13909), (9935, 12348), (10290, 11922)]