249731820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 288

約数和(自身を含む): 886092480

約数和(自身を除く): 636360660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 41, 45, 52, 57, 60, 65, 76, 78, 82, 90, 95, 114, 117, 123, 130, 137, 156, 164, 171, 180, 190, 195, 205, 228, 234, 246, 247, 260, 274, 285, 342, 369, 380, 390, 410, 411, 468, 492, 494, 533, 548, 570, 585, 615, 684, 685, 738, 741, 779, 780, 820, 822, 855, 988, 1066, 1140, 1170, 1230, 1233, 1235, 1370, 1476, 1482, 1558, 1599, 1644, 1710, 1781, 1845, 2055, 2132, 2223, 2337, 2340, 2460, 2466, 2470, 2603, 2665, 2740, 2964, 3116, 3198, 3420, 3562, 3690, 3705, 3895, 4110, 4446, 4674, 4797, 4932, 4940, 5206, 5330, 5343, 5617, 6165, 6396, 7011, 7124, 7380, 7410, 7790, 7809, 7995, 8220, 8892, 8905, 9348, 9594, 10127, 10412, 10660, 10686, 11115, 11234, 11685, 12330, 13015, 14022, 14820, 15580, 15618, 15990, 16029, 16851, 17810, 19188, 20254, 21372, 22230, 22468, 23370, 23427, 23985, 24660, 26030, 26715, 28044, 28085, 30381, 31236, 31980, 32058, 33702, 33839, 35055, 35620, 39045, 40508, 44460, 46740, 46854, 47970, 50553, 50635, 52060, 53430, 56170, 60762, 64116, 67404, 67678, 70110, 73021, 78090, 80145, 84255, 91143, 93708, 95940, 101106, 101270, 101517, 106723, 106860, 112340, 117135, 121524, 135356, 140220, 146042, 151905, 156180, 160290, 168510, 169195, 182286, 202212, 202540, 203034, 213446, 219063, 234270, 252765, 292084, 303810, 304551, 320169, 320580, 337020, 338390, 364572, 365105, 406068, 426892, 438126, 455715, 468540, 505530, 507585, 533615, 607620, 609102, 640338, 657189, 676780, 730210, 876252, 911430, 960507, 1011060, 1015170, 1067230, 1095315, 1218204, 1280676, 1314378, 1387399, 1460420, 1522755, 1600845, 1822860, 1921014, 2030340, 2134460, 2190630, 2628756, 2774798, 3045510, 3201690, 3285945, 3842028, 4162197, 4381260, 4802535, 5549596, 6091020, 6403380, 6571890, 6936995, 8324394, 9605070, 12486591, 13143780, 13873990, 16648788, 19210140, 20810985, 24973182, 27747980, 41621970, 49946364, 62432955, 83243940, 124865910, 249731820]

約数ペア:

[(1, 249731820), (2, 124865910), (3, 83243940), (4, 62432955), (5, 49946364), (6, 41621970), (9, 27747980), (10, 24973182), (12, 20810985), (13, 19210140), (15, 16648788), (18, 13873990), (19, 13143780), (20, 12486591), (26, 9605070), (30, 8324394), (36, 6936995), (38, 6571890), (39, 6403380), (41, 6091020), (45, 5549596), (52, 4802535), (57, 4381260), (60, 4162197), (65, 3842028), (76, 3285945), (78, 3201690), (82, 3045510), (90, 2774798), (95, 2628756), (114, 2190630), (117, 2134460), (123, 2030340), (130, 1921014), (137, 1822860), (156, 1600845), (164, 1522755), (171, 1460420), (180, 1387399), (190, 1314378), (195, 1280676), (205, 1218204), (228, 1095315), (234, 1067230), (246, 1015170), (247, 1011060), (260, 960507), (274, 911430), (285, 876252), (342, 730210), (369, 676780), (380, 657189), (390, 640338), (410, 609102), (411, 607620), (468, 533615), (492, 507585), (494, 505530), (533, 468540), (548, 455715), (570, 438126), (585, 426892), (615, 406068), (684, 365105), (685, 364572), (738, 338390), (741, 337020), (779, 320580), (780, 320169), (820, 304551), (822, 303810), (855, 292084), (988, 252765), (1066, 234270), (1140, 219063), (1170, 213446), (1230, 203034), (1233, 202540), (1235, 202212), (1370, 182286), (1476, 169195), (1482, 168510), (1558, 160290), (1599, 156180), (1644, 151905), (1710, 146042), (1781, 140220), (1845, 135356), (2055, 121524), (2132, 117135), (2223, 112340), (2337, 106860), (2340, 106723), (2460, 101517), (2466, 101270), (2470, 101106), (2603, 95940), (2665, 93708), (2740, 91143), (2964, 84255), (3116, 80145), (3198, 78090), (3420, 73021), (3562, 70110), (3690, 67678), (3705, 67404), (3895, 64116), (4110, 60762), (4446, 56170), (4674, 53430), (4797, 52060), (4932, 50635), (4940, 50553), (5206, 47970), (5330, 46854), (5343, 46740), (5617, 44460), (6165, 40508), (6396, 39045), (7011, 35620), (7124, 35055), (7380, 33839), (7410, 33702), (7790, 32058), (7809, 31980), (7995, 31236), (8220, 30381), (8892, 28085), (8905, 28044), (9348, 26715), (9594, 26030), (10127, 24660), (10412, 23985), (10660, 23427), (10686, 23370), (11115, 22468), (11234, 22230), (11685, 21372), (12330, 20254), (13015, 19188), (14022, 17810), (14820, 16851), (15580, 16029), (15618, 15990)]