221107320

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{9749}}^1$

素因数の和:9779

約数の個数: 160

約数和(自身を含む): 849420000

約数和(自身を除く): 628312680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 9749, 11340, 19498, 22680, 29247, 38996, 48745, 58494, 68243, 77992, 87741, 97490, 116988, 136486, 146235, 175482, 194980, 204729, 233976, 263223, 272972, 292470, 341215, 350964, 389960, 409458, 438705, 526446, 545944, 584940, 614187, 682430, 701928, 789669, 818916, 877410, 1023645, 1052892, 1169880, 1228374, 1316115, 1364860, 1579338, 1637832, 1754820, 1842561, 2047290, 2105784, 2456748, 2632230, 2729720, 3070935, 3158676, 3509640, 3685122, 3948345, 4094580, 4913496, 5264460, 5527683, 6141870, 6317352, 7370244, 7896690, 8189160, 9212805, 10528920, 11055366, 12283740, 14740488, 15793380, 18425610, 22110732, 24567480, 27638415, 31586760, 36851220, 44221464, 55276830, 73702440, 110553660, 221107320]

約数ペア:

[(1, 221107320), (2, 110553660), (3, 73702440), (4, 55276830), (5, 44221464), (6, 36851220), (7, 31586760), (8, 27638415), (9, 24567480), (10, 22110732), (12, 18425610), (14, 15793380), (15, 14740488), (18, 12283740), (20, 11055366), (21, 10528920), (24, 9212805), (27, 8189160), (28, 7896690), (30, 7370244), (35, 6317352), (36, 6141870), (40, 5527683), (42, 5264460), (45, 4913496), (54, 4094580), (56, 3948345), (60, 3685122), (63, 3509640), (70, 3158676), (72, 3070935), (81, 2729720), (84, 2632230), (90, 2456748), (105, 2105784), (108, 2047290), (120, 1842561), (126, 1754820), (135, 1637832), (140, 1579338), (162, 1364860), (168, 1316115), (180, 1228374), (189, 1169880), (210, 1052892), (216, 1023645), (252, 877410), (270, 818916), (280, 789669), (315, 701928), (324, 682430), (360, 614187), (378, 584940), (405, 545944), (420, 526446), (504, 438705), (540, 409458), (567, 389960), (630, 350964), (648, 341215), (756, 292470), (810, 272972), (840, 263223), (945, 233976), (1080, 204729), (1134, 194980), (1260, 175482), (1512, 146235), (1620, 136486), (1890, 116988), (2268, 97490), (2520, 87741), (2835, 77992), (3240, 68243), (3780, 58494), (4536, 48745), (5670, 38996), (7560, 29247), (9749, 22680), (11340, 19498)]