21084672240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{11681}}^1$

素因数の和:11832

約数の個数: 240

約数和(自身を含む): 74572280640

約数和(自身を除く): 53487608400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 109, 115, 120, 138, 144, 180, 184, 207, 218, 230, 240, 276, 327, 345, 360, 368, 414, 436, 460, 545, 552, 654, 690, 720, 828, 872, 920, 981, 1035, 1090, 1104, 1308, 1380, 1635, 1656, 1744, 1840, 1962, 2070, 2180, 2507, 2616, 2760, 3270, 3312, 3924, 4140, 4360, 4905, 5014, 5232, 5520, 6540, 7521, 7848, 8280, 8720, 9810, 10028, 11681, 12535, 13080, 15042, 15696, 16560, 19620, 20056, 22563, 23362, 25070, 26160, 30084, 35043, 37605, 39240, 40112, 45126, 46724, 50140, 58405, 60168, 70086, 75210, 78480, 90252, 93448, 100280, 105129, 112815, 116810, 120336, 140172, 150420, 175215, 180504, 186896, 200560, 210258, 225630, 233620, 268663, 280344, 300840, 350430, 361008, 420516, 451260, 467240, 525645, 537326, 560688, 601680, 700860, 805989, 841032, 902520, 934480, 1051290, 1074652, 1273229, 1343315, 1401720, 1611978, 1682064, 1805040, 2102580, 2149304, 2417967, 2546458, 2686630, 2803440, 3223956, 3819687, 4029945, 4205160, 4298608, 4835934, 5092916, 5373260, 6366145, 6447912, 7639374, 8059890, 8410320, 9671868, 10185832, 10746520, 11459061, 12089835, 12732290, 12895824, 15278748, 16119780, 19098435, 19343736, 20371664, 21493040, 22918122, 24179670, 25464580, 29284267, 30557496, 32239560, 38196870, 38687472, 45836244, 48359340, 50929160, 57295305, 58568534, 61114992, 64479120, 76393740, 87852801, 91672488, 96718680, 101858320, 114590610, 117137068, 146421335, 152787480, 175705602, 183344976, 193437360, 229181220, 234274136, 263558403, 292842670, 305574960, 351411204, 439264005, 458362440, 468548272, 527116806, 585685340, 702822408, 878528010, 916724880, 1054233612, 1171370680, 1317792015, 1405644816, 1757056020, 2108467224, 2342741360, 2635584030, 3514112040, 4216934448, 5271168060, 7028224080, 10542336120, 21084672240]

約数ペア:

[(1, 21084672240), (2, 10542336120), (3, 7028224080), (4, 5271168060), (5, 4216934448), (6, 3514112040), (8, 2635584030), (9, 2342741360), (10, 2108467224), (12, 1757056020), (15, 1405644816), (16, 1317792015), (18, 1171370680), (20, 1054233612), (23, 916724880), (24, 878528010), (30, 702822408), (36, 585685340), (40, 527116806), (45, 468548272), (46, 458362440), (48, 439264005), (60, 351411204), (69, 305574960), (72, 292842670), (80, 263558403), (90, 234274136), (92, 229181220), (109, 193437360), (115, 183344976), (120, 175705602), (138, 152787480), (144, 146421335), (180, 117137068), (184, 114590610), (207, 101858320), (218, 96718680), (230, 91672488), (240, 87852801), (276, 76393740), (327, 64479120), (345, 61114992), (360, 58568534), (368, 57295305), (414, 50929160), (436, 48359340), (460, 45836244), (545, 38687472), (552, 38196870), (654, 32239560), (690, 30557496), (720, 29284267), (828, 25464580), (872, 24179670), (920, 22918122), (981, 21493040), (1035, 20371664), (1090, 19343736), (1104, 19098435), (1308, 16119780), (1380, 15278748), (1635, 12895824), (1656, 12732290), (1744, 12089835), (1840, 11459061), (1962, 10746520), (2070, 10185832), (2180, 9671868), (2507, 8410320), (2616, 8059890), (2760, 7639374), (3270, 6447912), (3312, 6366145), (3924, 5373260), (4140, 5092916), (4360, 4835934), (4905, 4298608), (5014, 4205160), (5232, 4029945), (5520, 3819687), (6540, 3223956), (7521, 2803440), (7848, 2686630), (8280, 2546458), (8720, 2417967), (9810, 2149304), (10028, 2102580), (11681, 1805040), (12535, 1682064), (13080, 1611978), (15042, 1401720), (15696, 1343315), (16560, 1273229), (19620, 1074652), (20056, 1051290), (22563, 934480), (23362, 902520), (25070, 841032), (26160, 805989), (30084, 700860), (35043, 601680), (37605, 560688), (39240, 537326), (40112, 525645), (45126, 467240), (46724, 451260), (50140, 420516), (58405, 361008), (60168, 350430), (70086, 300840), (75210, 280344), (78480, 268663), (90252, 233620), (93448, 225630), (100280, 210258), (105129, 200560), (112815, 186896), (116810, 180504), (120336, 175215), (140172, 150420)]