255451320

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:708

約数の個数: 192

約数和(自身を含む): 883340640

約数和(自身を除く): 627889320

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, 615, 641, 648, 738, 810, 820, 972, 984, 1080, 1107, 1215, 1230, 1282, 1476, 1620, 1640, 1845, 1923, 1944, 2214, 2430, 2460, 2564, 2952, 3205, 3240, 3321, 3690, 3846, 4428, 4860, 4920, 5128, 5535, 5769, 6410, 6642, 7380, 7692, 8856, 9615, 9720, 9963, 11070, 11538, 12820, 13284, 14760, 15384, 16605, 17307, 19230, 19926, 22140, 23076, 25640, 26281, 26568, 28845, 33210, 34614, 38460, 39852, 44280, 46152, 49815, 51921, 52562, 57690, 66420, 69228, 76920, 78843, 79704, 86535, 99630, 103842, 105124, 115380, 131405, 132840, 138456, 155763, 157686, 173070, 199260, 207684, 210248, 230760, 236529, 259605, 262810, 311526, 315372, 346140, 394215, 398520, 415368, 473058, 519210, 525620, 623052, 630744, 692280, 709587, 778815, 788430, 946116, 1038420, 1051240, 1182645, 1246104, 1419174, 1557630, 1576860, 1892232, 2076840, 2128761, 2365290, 2838348, 3115260, 3153720, 3547935, 4257522, 4730580, 5676696, 6230520, 6386283, 7095870, 8515044, 9461160, 10643805, 12772566, 14191740, 17030088, 21287610, 25545132, 28383480, 31931415, 42575220, 51090264, 63862830, 85150440, 127725660, 255451320]

約数ペア:

[(1, 255451320), (2, 127725660), (3, 85150440), (4, 63862830), (5, 51090264), (6, 42575220), (8, 31931415), (9, 28383480), (10, 25545132), (12, 21287610), (15, 17030088), (18, 14191740), (20, 12772566), (24, 10643805), (27, 9461160), (30, 8515044), (36, 7095870), (40, 6386283), (41, 6230520), (45, 5676696), (54, 4730580), (60, 4257522), (72, 3547935), (81, 3153720), (82, 3115260), (90, 2838348), (108, 2365290), (120, 2128761), (123, 2076840), (135, 1892232), (162, 1576860), (164, 1557630), (180, 1419174), (205, 1246104), (216, 1182645), (243, 1051240), (246, 1038420), (270, 946116), (324, 788430), (328, 778815), (360, 709587), (369, 692280), (405, 630744), (410, 623052), (486, 525620), (492, 519210), (540, 473058), (615, 415368), (641, 398520), (648, 394215), (738, 346140), (810, 315372), (820, 311526), (972, 262810), (984, 259605), (1080, 236529), (1107, 230760), (1215, 210248), (1230, 207684), (1282, 199260), (1476, 173070), (1620, 157686), (1640, 155763), (1845, 138456), (1923, 132840), (1944, 131405), (2214, 115380), (2430, 105124), (2460, 103842), (2564, 99630), (2952, 86535), (3205, 79704), (3240, 78843), (3321, 76920), (3690, 69228), (3846, 66420), (4428, 57690), (4860, 52562), (4920, 51921), (5128, 49815), (5535, 46152), (5769, 44280), (6410, 39852), (6642, 38460), (7380, 34614), (7692, 33210), (8856, 28845), (9615, 26568), (9720, 26281), (9963, 25640), (11070, 23076), (11538, 22140), (12820, 19926), (13284, 19230), (14760, 17307), (15384, 16605)]