21018889440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{1789}}^1$

素因数の和:2050

約数の個数: 288

約数和(自身を含む): 73886904000

約数和(自身を除く): 52868014560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 199, 205, 240, 246, 288, 328, 360, 369, 398, 410, 480, 492, 597, 615, 656, 720, 738, 796, 820, 984, 995, 1194, 1230, 1312, 1440, 1476, 1592, 1640, 1789, 1791, 1845, 1968, 1990, 2388, 2460, 2952, 2985, 3184, 3280, 3578, 3582, 3690, 3936, 3980, 4776, 4920, 5367, 5904, 5970, 6368, 6560, 7156, 7164, 7380, 7960, 8159, 8945, 8955, 9552, 9840, 10734, 11808, 11940, 14312, 14328, 14760, 15920, 16101, 16318, 17890, 17910, 19104, 19680, 21468, 23880, 24477, 26835, 28624, 28656, 29520, 31840, 32202, 32636, 35780, 35820, 40795, 42936, 47760, 48954, 53670, 57248, 57312, 59040, 64404, 65272, 71560, 71640, 73349, 73431, 80505, 81590, 85872, 95520, 97908, 107340, 122385, 128808, 130544, 143120, 143280, 146698, 146862, 161010, 163180, 171744, 195816, 214680, 220047, 244770, 257616, 261088, 286240, 286560, 293396, 293724, 322020, 326360, 356011, 366745, 367155, 391632, 429360, 440094, 489540, 515232, 586792, 587448, 644040, 652720, 660141, 712022, 733490, 734310, 783264, 858720, 880188, 979080, 1068033, 1100235, 1173584, 1174896, 1288080, 1305440, 1320282, 1424044, 1466980, 1468620, 1760376, 1780055, 1958160, 2136066, 2200470, 2347168, 2349792, 2576160, 2640564, 2848088, 2933960, 2937240, 3204099, 3300705, 3520752, 3560110, 3916320, 4272132, 4400940, 5281128, 5340165, 5696176, 5867920, 5874480, 6408198, 6601410, 7041504, 7120220, 8544264, 8801880, 10562256, 10680330, 11392352, 11735840, 11748960, 12816396, 13202820, 14240440, 14596451, 16020495, 17088528, 17603760, 21124512, 21360660, 25632792, 26405640, 28480880, 29192902, 32040990, 34177056, 35207520, 42721320, 43789353, 51265584, 52811280, 56961760, 58385804, 64081980, 72982255, 85442640, 87578706, 102531168, 105622560, 116771608, 128163960, 131368059, 145964510, 170885280, 175157412, 218946765, 233543216, 256327920, 262736118, 291929020, 350314824, 437893530, 467086432, 512655840, 525472236, 583858040, 656840295, 700629648, 875787060, 1050944472, 1167716080, 1313680590, 1401259296, 1751574120, 2101888944, 2335432160, 2627361180, 3503148240, 4203777888, 5254722360, 7006296480, 10509444720, 21018889440]

約数ペア:

[(1, 21018889440), (2, 10509444720), (3, 7006296480), (4, 5254722360), (5, 4203777888), (6, 3503148240), (8, 2627361180), (9, 2335432160), (10, 2101888944), (12, 1751574120), (15, 1401259296), (16, 1313680590), (18, 1167716080), (20, 1050944472), (24, 875787060), (30, 700629648), (32, 656840295), (36, 583858040), (40, 525472236), (41, 512655840), (45, 467086432), (48, 437893530), (60, 350314824), (72, 291929020), (80, 262736118), (82, 256327920), (90, 233543216), (96, 218946765), (120, 175157412), (123, 170885280), (144, 145964510), (160, 131368059), (164, 128163960), (180, 116771608), (199, 105622560), (205, 102531168), (240, 87578706), (246, 85442640), (288, 72982255), (328, 64081980), (360, 58385804), (369, 56961760), (398, 52811280), (410, 51265584), (480, 43789353), (492, 42721320), (597, 35207520), (615, 34177056), (656, 32040990), (720, 29192902), (738, 28480880), (796, 26405640), (820, 25632792), (984, 21360660), (995, 21124512), (1194, 17603760), (1230, 17088528), (1312, 16020495), (1440, 14596451), (1476, 14240440), (1592, 13202820), (1640, 12816396), (1789, 11748960), (1791, 11735840), (1845, 11392352), (1968, 10680330), (1990, 10562256), (2388, 8801880), (2460, 8544264), (2952, 7120220), (2985, 7041504), (3184, 6601410), (3280, 6408198), (3578, 5874480), (3582, 5867920), (3690, 5696176), (3936, 5340165), (3980, 5281128), (4776, 4400940), (4920, 4272132), (5367, 3916320), (5904, 3560110), (5970, 3520752), (6368, 3300705), (6560, 3204099), (7156, 2937240), (7164, 2933960), (7380, 2848088), (7960, 2640564), (8159, 2576160), (8945, 2349792), (8955, 2347168), (9552, 2200470), (9840, 2136066), (10734, 1958160), (11808, 1780055), (11940, 1760376), (14312, 1468620), (14328, 1466980), (14760, 1424044), (15920, 1320282), (16101, 1305440), (16318, 1288080), (17890, 1174896), (17910, 1173584), (19104, 1100235), (19680, 1068033), (21468, 979080), (23880, 880188), (24477, 858720), (26835, 783264), (28624, 734310), (28656, 733490), (29520, 712022), (31840, 660141), (32202, 652720), (32636, 644040), (35780, 587448), (35820, 586792), (40795, 515232), (42936, 489540), (47760, 440094), (48954, 429360), (53670, 391632), (57248, 367155), (57312, 366745), (59040, 356011), (64404, 326360), (65272, 322020), (71560, 293724), (71640, 293396), (73349, 286560), (73431, 286240), (80505, 261088), (81590, 257616), (85872, 244770), (95520, 220047), (97908, 214680), (107340, 195816), (122385, 171744), (128808, 163180), (130544, 161010), (143120, 146862), (143280, 146698)]