247882320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:522

約数の個数: 240

約数和(自身を含む): 961009920

約数和(自身を除く): 713127600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 137, 140, 144, 168, 180, 210, 240, 252, 274, 280, 315, 336, 359, 360, 411, 420, 504, 548, 560, 630, 685, 718, 720, 822, 840, 959, 1008, 1077, 1096, 1233, 1260, 1370, 1436, 1644, 1680, 1795, 1918, 2055, 2154, 2192, 2466, 2513, 2520, 2740, 2872, 2877, 3231, 3288, 3590, 3836, 4110, 4308, 4795, 4932, 5026, 5040, 5385, 5480, 5744, 5754, 6165, 6462, 6576, 7180, 7539, 7672, 8220, 8616, 8631, 9590, 9864, 10052, 10770, 10960, 11508, 12330, 12565, 12924, 14360, 14385, 15078, 15344, 16155, 16440, 17232, 17262, 19180, 19728, 20104, 21540, 22617, 23016, 24660, 25130, 25848, 28720, 28770, 30156, 32310, 32880, 34524, 37695, 38360, 40208, 43080, 43155, 45234, 46032, 49183, 49320, 50260, 51696, 57540, 60312, 64620, 69048, 75390, 76720, 86160, 86310, 90468, 98366, 98640, 100520, 113085, 115080, 120624, 129240, 138096, 147549, 150780, 172620, 180936, 196732, 201040, 226170, 230160, 245915, 258480, 295098, 301560, 344281, 345240, 361872, 393464, 442647, 452340, 491830, 590196, 603120, 688562, 690480, 737745, 786928, 885294, 904680, 983660, 1032843, 1180392, 1377124, 1475490, 1721405, 1770588, 1809360, 1967320, 2065686, 2213235, 2360784, 2754248, 2950980, 3098529, 3442810, 3541176, 3934640, 4131372, 4426470, 5164215, 5508496, 5901960, 6197058, 6885620, 7082352, 8262744, 8852940, 10328430, 11803920, 12394116, 13771240, 15492645, 16525488, 17705880, 20656860, 24788232, 27542480, 30985290, 35411760, 41313720, 49576464, 61970580, 82627440, 123941160, 247882320]

約数ペア:

[(1, 247882320), (2, 123941160), (3, 82627440), (4, 61970580), (5, 49576464), (6, 41313720), (7, 35411760), (8, 30985290), (9, 27542480), (10, 24788232), (12, 20656860), (14, 17705880), (15, 16525488), (16, 15492645), (18, 13771240), (20, 12394116), (21, 11803920), (24, 10328430), (28, 8852940), (30, 8262744), (35, 7082352), (36, 6885620), (40, 6197058), (42, 5901960), (45, 5508496), (48, 5164215), (56, 4426470), (60, 4131372), (63, 3934640), (70, 3541176), (72, 3442810), (80, 3098529), (84, 2950980), (90, 2754248), (105, 2360784), (112, 2213235), (120, 2065686), (126, 1967320), (137, 1809360), (140, 1770588), (144, 1721405), (168, 1475490), (180, 1377124), (210, 1180392), (240, 1032843), (252, 983660), (274, 904680), (280, 885294), (315, 786928), (336, 737745), (359, 690480), (360, 688562), (411, 603120), (420, 590196), (504, 491830), (548, 452340), (560, 442647), (630, 393464), (685, 361872), (718, 345240), (720, 344281), (822, 301560), (840, 295098), (959, 258480), (1008, 245915), (1077, 230160), (1096, 226170), (1233, 201040), (1260, 196732), (1370, 180936), (1436, 172620), (1644, 150780), (1680, 147549), (1795, 138096), (1918, 129240), (2055, 120624), (2154, 115080), (2192, 113085), (2466, 100520), (2513, 98640), (2520, 98366), (2740, 90468), (2872, 86310), (2877, 86160), (3231, 76720), (3288, 75390), (3590, 69048), (3836, 64620), (4110, 60312), (4308, 57540), (4795, 51696), (4932, 50260), (5026, 49320), (5040, 49183), (5385, 46032), (5480, 45234), (5744, 43155), (5754, 43080), (6165, 40208), (6462, 38360), (6576, 37695), (7180, 34524), (7539, 32880), (7672, 32310), (8220, 30156), (8616, 28770), (8631, 28720), (9590, 25848), (9864, 25130), (10052, 24660), (10770, 23016), (10960, 22617), (11508, 21540), (12330, 20104), (12565, 19728), (12924, 19180), (14360, 17262), (14385, 17232), (15078, 16440), (15344, 16155)]