217990440

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:614

約数の個数: 192

約数和(自身を含む): 754004160

約数和(自身を除く): 536013720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 81, 82, 90, 108, 120, 123, 135, 162, 164, 180, 205, 216, 243, 246, 270, 324, 328, 360, 369, 405, 410, 486, 492, 540, 547, 615, 648, 738, 810, 820, 972, 984, 1080, 1094, 1107, 1215, 1230, 1476, 1620, 1640, 1641, 1845, 1944, 2188, 2214, 2430, 2460, 2735, 2952, 3240, 3282, 3321, 3690, 4376, 4428, 4860, 4920, 4923, 5470, 5535, 6564, 6642, 7380, 8205, 8856, 9720, 9846, 9963, 10940, 11070, 13128, 13284, 14760, 14769, 16410, 16605, 19692, 19926, 21880, 22140, 22427, 24615, 26568, 29538, 32820, 33210, 39384, 39852, 44280, 44307, 44854, 49230, 49815, 59076, 65640, 66420, 67281, 73845, 79704, 88614, 89708, 98460, 99630, 112135, 118152, 132840, 132921, 134562, 147690, 177228, 179416, 196920, 199260, 201843, 221535, 224270, 265842, 269124, 295380, 336405, 354456, 398520, 403686, 443070, 448540, 531684, 538248, 590760, 605529, 664605, 672810, 807372, 886140, 897080, 1009215, 1063368, 1211058, 1329210, 1345620, 1614744, 1772280, 1816587, 2018430, 2422116, 2658420, 2691240, 3027645, 3633174, 4036860, 4844232, 5316840, 5449761, 6055290, 7266348, 8073720, 9082935, 10899522, 12110580, 14532696, 18165870, 21799044, 24221160, 27248805, 36331740, 43598088, 54497610, 72663480, 108995220, 217990440]

約数ペア:

[(1, 217990440), (2, 108995220), (3, 72663480), (4, 54497610), (5, 43598088), (6, 36331740), (8, 27248805), (9, 24221160), (10, 21799044), (12, 18165870), (15, 14532696), (18, 12110580), (20, 10899522), (24, 9082935), (27, 8073720), (30, 7266348), (36, 6055290), (40, 5449761), (41, 5316840), (45, 4844232), (54, 4036860), (60, 3633174), (72, 3027645), (81, 2691240), (82, 2658420), (90, 2422116), (108, 2018430), (120, 1816587), (123, 1772280), (135, 1614744), (162, 1345620), (164, 1329210), (180, 1211058), (205, 1063368), (216, 1009215), (243, 897080), (246, 886140), (270, 807372), (324, 672810), (328, 664605), (360, 605529), (369, 590760), (405, 538248), (410, 531684), (486, 448540), (492, 443070), (540, 403686), (547, 398520), (615, 354456), (648, 336405), (738, 295380), (810, 269124), (820, 265842), (972, 224270), (984, 221535), (1080, 201843), (1094, 199260), (1107, 196920), (1215, 179416), (1230, 177228), (1476, 147690), (1620, 134562), (1640, 132921), (1641, 132840), (1845, 118152), (1944, 112135), (2188, 99630), (2214, 98460), (2430, 89708), (2460, 88614), (2735, 79704), (2952, 73845), (3240, 67281), (3282, 66420), (3321, 65640), (3690, 59076), (4376, 49815), (4428, 49230), (4860, 44854), (4920, 44307), (4923, 44280), (5470, 39852), (5535, 39384), (6564, 33210), (6642, 32820), (7380, 29538), (8205, 26568), (8856, 24615), (9720, 22427), (9846, 22140), (9963, 21880), (10940, 19926), (11070, 19692), (13128, 16605), (13284, 16410), (14760, 14769)]