1808678880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1307}}^1$

素因数の和:1390

約数の個数: 216

約数和(自身を含む): 6382519416

約数和(自身を除く): 4573840536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 961, 992, 1116, 1240, 1307, 1395, 1440, 1488, 1860, 1922, 2232, 2480, 2614, 2790, 2883, 2976, 3720, 3844, 3921, 4464, 4805, 4960, 5228, 5580, 5766, 6535, 7440, 7688, 7842, 8649, 8928, 9610, 10456, 11160, 11532, 11763, 13070, 14415, 14880, 15376, 15684, 17298, 19220, 19605, 20912, 22320, 23064, 23526, 26140, 28830, 30752, 31368, 34596, 38440, 39210, 40517, 41824, 43245, 44640, 46128, 47052, 52280, 57660, 58815, 62736, 69192, 76880, 78420, 81034, 86490, 92256, 94104, 104560, 115320, 117630, 121551, 125472, 138384, 153760, 156840, 162068, 172980, 188208, 202585, 209120, 230640, 235260, 243102, 276768, 313680, 324136, 345960, 364653, 376416, 405170, 461280, 470520, 486204, 607755, 627360, 648272, 691920, 729306, 810340, 941040, 972408, 1215510, 1256027, 1296544, 1383840, 1458612, 1620680, 1823265, 1882080, 1944816, 2431020, 2512054, 2917224, 3241360, 3646530, 3768081, 3889632, 4862040, 5024108, 5834448, 6280135, 6482720, 7293060, 7536162, 9724080, 10048216, 11304243, 11668896, 12560270, 14586120, 15072324, 18840405, 19448160, 20096432, 22608486, 25120540, 29172240, 30144648, 37680810, 40192864, 45216972, 50241080, 56521215, 58344480, 60289296, 75361620, 90433944, 100482160, 113042430, 120578592, 150723240, 180867888, 200964320, 226084860, 301446480, 361735776, 452169720, 602892960, 904339440, 1808678880]

約数ペア:

[(1, 1808678880), (2, 904339440), (3, 602892960), (4, 452169720), (5, 361735776), (6, 301446480), (8, 226084860), (9, 200964320), (10, 180867888), (12, 150723240), (15, 120578592), (16, 113042430), (18, 100482160), (20, 90433944), (24, 75361620), (30, 60289296), (31, 58344480), (32, 56521215), (36, 50241080), (40, 45216972), (45, 40192864), (48, 37680810), (60, 30144648), (62, 29172240), (72, 25120540), (80, 22608486), (90, 20096432), (93, 19448160), (96, 18840405), (120, 15072324), (124, 14586120), (144, 12560270), (155, 11668896), (160, 11304243), (180, 10048216), (186, 9724080), (240, 7536162), (248, 7293060), (279, 6482720), (288, 6280135), (310, 5834448), (360, 5024108), (372, 4862040), (465, 3889632), (480, 3768081), (496, 3646530), (558, 3241360), (620, 2917224), (720, 2512054), (744, 2431020), (930, 1944816), (961, 1882080), (992, 1823265), (1116, 1620680), (1240, 1458612), (1307, 1383840), (1395, 1296544), (1440, 1256027), (1488, 1215510), (1860, 972408), (1922, 941040), (2232, 810340), (2480, 729306), (2614, 691920), (2790, 648272), (2883, 627360), (2976, 607755), (3720, 486204), (3844, 470520), (3921, 461280), (4464, 405170), (4805, 376416), (4960, 364653), (5228, 345960), (5580, 324136), (5766, 313680), (6535, 276768), (7440, 243102), (7688, 235260), (7842, 230640), (8649, 209120), (8928, 202585), (9610, 188208), (10456, 172980), (11160, 162068), (11532, 156840), (11763, 153760), (13070, 138384), (14415, 125472), (14880, 121551), (15376, 117630), (15684, 115320), (17298, 104560), (19220, 94104), (19605, 92256), (20912, 86490), (22320, 81034), (23064, 78420), (23526, 76880), (26140, 69192), (28830, 62736), (30752, 58815), (31368, 57660), (34596, 52280), (38440, 47052), (39210, 46128), (40517, 44640), (41824, 43245)]