20986184160

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{5003}}^1$

素因数の和:5998

約数の個数: 192

約数和(自身を含む): 73541986560

約数和(自身を除く): 52555802400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 971, 1080, 1440, 1942, 2160, 2913, 3884, 4320, 4855, 5003, 5826, 7768, 8739, 9710, 10006, 11652, 14565, 15009, 15536, 17478, 19420, 20012, 23304, 25015, 26217, 29130, 30018, 31072, 34956, 38840, 40024, 43695, 45027, 46608, 50030, 52434, 58260, 60036, 69912, 75045, 77680, 80048, 87390, 90054, 93216, 100060, 104868, 116520, 120072, 131085, 135081, 139824, 150090, 155360, 160096, 174780, 180108, 200120, 209736, 225135, 233040, 240144, 262170, 270162, 279648, 300180, 349560, 360216, 400240, 419472, 450270, 466080, 480288, 524340, 540324, 600360, 675405, 699120, 720432, 800480, 838944, 900540, 1048680, 1080648, 1200720, 1350810, 1398240, 1440864, 1801080, 2097360, 2161296, 2401440, 2701620, 3602160, 4194720, 4322592, 4857913, 5403240, 7204320, 9715826, 10806480, 14573739, 19431652, 21612960, 24289565, 29147478, 38863304, 43721217, 48579130, 58294956, 72868695, 77726608, 87442434, 97158260, 116589912, 131163651, 145737390, 155453216, 174884868, 194316520, 218606085, 233179824, 262327302, 291474780, 349769736, 388633040, 437212170, 466359648, 524654604, 582949560, 655818255, 699539472, 777266080, 874424340, 1049309208, 1165899120, 1311636510, 1399078944, 1748848680, 2098618416, 2331798240, 2623273020, 3497697360, 4197236832, 5246546040, 6995394720, 10493092080, 20986184160]

約数ペア:

[(1, 20986184160), (2, 10493092080), (3, 6995394720), (4, 5246546040), (5, 4197236832), (6, 3497697360), (8, 2623273020), (9, 2331798240), (10, 2098618416), (12, 1748848680), (15, 1399078944), (16, 1311636510), (18, 1165899120), (20, 1049309208), (24, 874424340), (27, 777266080), (30, 699539472), (32, 655818255), (36, 582949560), (40, 524654604), (45, 466359648), (48, 437212170), (54, 388633040), (60, 349769736), (72, 291474780), (80, 262327302), (90, 233179824), (96, 218606085), (108, 194316520), (120, 174884868), (135, 155453216), (144, 145737390), (160, 131163651), (180, 116589912), (216, 97158260), (240, 87442434), (270, 77726608), (288, 72868695), (360, 58294956), (432, 48579130), (480, 43721217), (540, 38863304), (720, 29147478), (864, 24289565), (971, 21612960), (1080, 19431652), (1440, 14573739), (1942, 10806480), (2160, 9715826), (2913, 7204320), (3884, 5403240), (4320, 4857913), (4855, 4322592), (5003, 4194720), (5826, 3602160), (7768, 2701620), (8739, 2401440), (9710, 2161296), (10006, 2097360), (11652, 1801080), (14565, 1440864), (15009, 1398240), (15536, 1350810), (17478, 1200720), (19420, 1080648), (20012, 1048680), (23304, 900540), (25015, 838944), (26217, 800480), (29130, 720432), (30018, 699120), (31072, 675405), (34956, 600360), (38840, 540324), (40024, 524340), (43695, 480288), (45027, 466080), (46608, 450270), (50030, 419472), (52434, 400240), (58260, 360216), (60036, 349560), (69912, 300180), (75045, 279648), (77680, 270162), (80048, 262170), (87390, 240144), (90054, 233040), (93216, 225135), (100060, 209736), (104868, 200120), (116520, 180108), (120072, 174780), (131085, 160096), (135081, 155360), (139824, 150090)]