255486960

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 200

約数和(自身を含む): 899339760

約数和(自身を除く): 643852800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 89, 90, 108, 120, 135, 144, 162, 178, 180, 216, 240, 267, 270, 324, 356, 360, 405, 432, 443, 445, 534, 540, 648, 712, 720, 801, 810, 886, 890, 1068, 1080, 1296, 1329, 1335, 1424, 1602, 1620, 1772, 1780, 2136, 2160, 2215, 2403, 2658, 2670, 3204, 3240, 3544, 3560, 3987, 4005, 4272, 4430, 4806, 5316, 5340, 6408, 6480, 6645, 7088, 7120, 7209, 7974, 8010, 8860, 9612, 10632, 10680, 11961, 12015, 12816, 13290, 14418, 15948, 16020, 17720, 19224, 19935, 21264, 21360, 23922, 24030, 26580, 28836, 31896, 32040, 35440, 35883, 36045, 38448, 39427, 39870, 47844, 48060, 53160, 57672, 59805, 63792, 64080, 71766, 72090, 78854, 79740, 95688, 96120, 106320, 115344, 118281, 119610, 143532, 144180, 157708, 159480, 179415, 191376, 192240, 197135, 236562, 239220, 287064, 288360, 315416, 318960, 354843, 358830, 394270, 473124, 478440, 574128, 576720, 591405, 630832, 709686, 717660, 788540, 946248, 956880, 1064529, 1182810, 1419372, 1435320, 1577080, 1774215, 1892496, 2129058, 2365620, 2838744, 2870640, 3154160, 3193587, 3548430, 4258116, 4731240, 5322645, 5677488, 6387174, 7096860, 8516232, 9462480, 10645290, 12774348, 14193720, 15967935, 17032464, 21290580, 25548696, 28387440, 31935870, 42581160, 51097392, 63871740, 85162320, 127743480, 255486960]

約数ペア:

[(1, 255486960), (2, 127743480), (3, 85162320), (4, 63871740), (5, 51097392), (6, 42581160), (8, 31935870), (9, 28387440), (10, 25548696), (12, 21290580), (15, 17032464), (16, 15967935), (18, 14193720), (20, 12774348), (24, 10645290), (27, 9462480), (30, 8516232), (36, 7096860), (40, 6387174), (45, 5677488), (48, 5322645), (54, 4731240), (60, 4258116), (72, 3548430), (80, 3193587), (81, 3154160), (89, 2870640), (90, 2838744), (108, 2365620), (120, 2129058), (135, 1892496), (144, 1774215), (162, 1577080), (178, 1435320), (180, 1419372), (216, 1182810), (240, 1064529), (267, 956880), (270, 946248), (324, 788540), (356, 717660), (360, 709686), (405, 630832), (432, 591405), (443, 576720), (445, 574128), (534, 478440), (540, 473124), (648, 394270), (712, 358830), (720, 354843), (801, 318960), (810, 315416), (886, 288360), (890, 287064), (1068, 239220), (1080, 236562), (1296, 197135), (1329, 192240), (1335, 191376), (1424, 179415), (1602, 159480), (1620, 157708), (1772, 144180), (1780, 143532), (2136, 119610), (2160, 118281), (2215, 115344), (2403, 106320), (2658, 96120), (2670, 95688), (3204, 79740), (3240, 78854), (3544, 72090), (3560, 71766), (3987, 64080), (4005, 63792), (4272, 59805), (4430, 57672), (4806, 53160), (5316, 48060), (5340, 47844), (6408, 39870), (6480, 39427), (6645, 38448), (7088, 36045), (7120, 35883), (7209, 35440), (7974, 32040), (8010, 31896), (8860, 28836), (9612, 26580), (10632, 24030), (10680, 23922), (11961, 21360), (12015, 21264), (12816, 19935), (13290, 19224), (14418, 17720), (15948, 16020)]