1538868320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{787}}^1$

素因数の和:925

約数の個数: 144

約数和(自身を含む): 4040823024

約数和(自身を除く): 2501954704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 101, 110, 121, 160, 176, 202, 220, 242, 352, 404, 440, 484, 505, 605, 787, 808, 880, 968, 1010, 1111, 1210, 1574, 1616, 1760, 1936, 2020, 2222, 2420, 3148, 3232, 3872, 3935, 4040, 4444, 4840, 5555, 6296, 7870, 8080, 8657, 8888, 9680, 11110, 12221, 12592, 15740, 16160, 17314, 17776, 19360, 22220, 24442, 25184, 31480, 34628, 35552, 43285, 44440, 48884, 61105, 62960, 69256, 79487, 86570, 88880, 95227, 97768, 122210, 125920, 138512, 158974, 173140, 177760, 190454, 195536, 244420, 277024, 317948, 346280, 380908, 391072, 397435, 476135, 488840, 635896, 692560, 761816, 794870, 874357, 952270, 977680, 1271792, 1385120, 1523632, 1589740, 1748714, 1904540, 1955360, 2543584, 3047264, 3179480, 3497428, 3809080, 4371785, 6358960, 6994856, 7618160, 8743570, 9617927, 12717920, 13989712, 15236320, 17487140, 19235854, 27979424, 34974280, 38471708, 48089635, 69948560, 76943416, 96179270, 139897120, 153886832, 192358540, 307773664, 384717080, 769434160, 1538868320]

約数ペア:

[(1, 1538868320), (2, 769434160), (4, 384717080), (5, 307773664), (8, 192358540), (10, 153886832), (11, 139897120), (16, 96179270), (20, 76943416), (22, 69948560), (32, 48089635), (40, 38471708), (44, 34974280), (55, 27979424), (80, 19235854), (88, 17487140), (101, 15236320), (110, 13989712), (121, 12717920), (160, 9617927), (176, 8743570), (202, 7618160), (220, 6994856), (242, 6358960), (352, 4371785), (404, 3809080), (440, 3497428), (484, 3179480), (505, 3047264), (605, 2543584), (787, 1955360), (808, 1904540), (880, 1748714), (968, 1589740), (1010, 1523632), (1111, 1385120), (1210, 1271792), (1574, 977680), (1616, 952270), (1760, 874357), (1936, 794870), (2020, 761816), (2222, 692560), (2420, 635896), (3148, 488840), (3232, 476135), (3872, 397435), (3935, 391072), (4040, 380908), (4444, 346280), (4840, 317948), (5555, 277024), (6296, 244420), (7870, 195536), (8080, 190454), (8657, 177760), (8888, 173140), (9680, 158974), (11110, 138512), (12221, 125920), (12592, 122210), (15740, 97768), (16160, 95227), (17314, 88880), (17776, 86570), (19360, 79487), (22220, 69256), (24442, 62960), (25184, 61105), (31480, 48884), (34628, 44440), (35552, 43285)]