256503240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 384

約数和(自身を含む): 1029283200

約数和(自身を除く): 772779960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 74, 84, 90, 98, 105, 108, 111, 120, 126, 131, 135, 140, 147, 148, 168, 180, 185, 189, 196, 210, 216, 222, 245, 252, 259, 262, 270, 280, 294, 296, 315, 333, 360, 370, 378, 392, 393, 420, 441, 444, 490, 504, 518, 524, 540, 555, 588, 630, 655, 666, 735, 740, 756, 777, 786, 840, 882, 888, 917, 945, 980, 999, 1036, 1048, 1080, 1110, 1176, 1179, 1260, 1295, 1310, 1323, 1332, 1470, 1480, 1512, 1554, 1572, 1665, 1764, 1813, 1834, 1890, 1960, 1965, 1998, 2072, 2205, 2220, 2331, 2358, 2520, 2590, 2620, 2646, 2664, 2751, 2940, 3108, 3144, 3330, 3528, 3537, 3626, 3668, 3780, 3885, 3930, 3996, 4410, 4440, 4585, 4662, 4716, 4847, 4995, 5180, 5240, 5292, 5439, 5502, 5880, 5895, 6216, 6419, 6615, 6660, 6993, 7074, 7252, 7336, 7560, 7770, 7860, 7992, 8253, 8820, 9065, 9170, 9324, 9432, 9694, 9990, 10360, 10584, 10878, 11004, 11655, 11790, 12838, 13230, 13320, 13755, 13986, 14148, 14504, 14541, 15540, 15720, 16317, 16506, 17640, 17685, 18130, 18340, 18648, 19257, 19388, 19980, 21756, 22008, 23310, 23580, 24235, 24759, 25676, 26460, 27195, 27510, 27972, 28296, 29082, 31080, 32095, 32634, 33012, 33929, 34965, 35370, 36260, 36680, 38514, 38776, 39960, 41265, 43512, 43623, 46620, 47160, 48470, 48951, 49518, 51352, 52920, 54390, 55020, 55944, 57771, 58164, 64190, 65268, 66024, 67858, 69930, 70740, 72520, 72705, 77028, 81585, 82530, 87246, 93240, 96285, 96940, 97902, 99036, 101787, 108780, 110040, 115542, 116328, 123795, 128380, 130536, 130869, 135716, 139860, 141480, 145410, 154056, 163170, 165060, 169645, 173313, 174492, 192570, 193880, 195804, 198072, 203574, 217560, 218115, 231084, 237503, 244755, 247590, 256760, 261738, 271432, 279720, 288855, 290820, 305361, 326340, 330120, 339290, 346626, 348984, 385140, 391608, 407148, 436230, 462168, 475006, 489510, 495180, 508935, 523476, 577710, 581640, 610722, 652680, 654345, 678580, 693252, 712509, 770280, 814296, 866565, 872460, 916083, 950012, 979020, 990360, 1017870, 1046952, 1155420, 1187515, 1221444, 1308690, 1357160, 1386504, 1425018, 1526805, 1733130, 1744920, 1832166, 1900024, 1958040, 2035740, 2137527, 2310840, 2375030, 2442888, 2617380, 2850036, 3053610, 3466260, 3562545, 3664332, 4071480, 4275054, 4580415, 4750060, 5234760, 5700072, 6107220, 6412581, 6932520, 7125090, 7328664, 8550108, 9160830, 9500120, 10687635, 12214440, 12825162, 14250180, 17100216, 18321660, 21375270, 25650324, 28500360, 32062905, 36643320, 42750540, 51300648, 64125810, 85501080, 128251620, 256503240]

約数ペア:

[(1, 256503240), (2, 128251620), (3, 85501080), (4, 64125810), (5, 51300648), (6, 42750540), (7, 36643320), (8, 32062905), (9, 28500360), (10, 25650324), (12, 21375270), (14, 18321660), (15, 17100216), (18, 14250180), (20, 12825162), (21, 12214440), (24, 10687635), (27, 9500120), (28, 9160830), (30, 8550108), (35, 7328664), (36, 7125090), (37, 6932520), (40, 6412581), (42, 6107220), (45, 5700072), (49, 5234760), (54, 4750060), (56, 4580415), (60, 4275054), (63, 4071480), (70, 3664332), (72, 3562545), (74, 3466260), (84, 3053610), (90, 2850036), (98, 2617380), (105, 2442888), (108, 2375030), (111, 2310840), (120, 2137527), (126, 2035740), (131, 1958040), (135, 1900024), (140, 1832166), (147, 1744920), (148, 1733130), (168, 1526805), (180, 1425018), (185, 1386504), (189, 1357160), (196, 1308690), (210, 1221444), (216, 1187515), (222, 1155420), (245, 1046952), (252, 1017870), (259, 990360), (262, 979020), (270, 950012), (280, 916083), (294, 872460), (296, 866565), (315, 814296), (333, 770280), (360, 712509), (370, 693252), (378, 678580), (392, 654345), (393, 652680), (420, 610722), (441, 581640), (444, 577710), (490, 523476), (504, 508935), (518, 495180), (524, 489510), (540, 475006), (555, 462168), (588, 436230), (630, 407148), (655, 391608), (666, 385140), (735, 348984), (740, 346626), (756, 339290), (777, 330120), (786, 326340), (840, 305361), (882, 290820), (888, 288855), (917, 279720), (945, 271432), (980, 261738), (999, 256760), (1036, 247590), (1048, 244755), (1080, 237503), (1110, 231084), (1176, 218115), (1179, 217560), (1260, 203574), (1295, 198072), (1310, 195804), (1323, 193880), (1332, 192570), (1470, 174492), (1480, 173313), (1512, 169645), (1554, 165060), (1572, 163170), (1665, 154056), (1764, 145410), (1813, 141480), (1834, 139860), (1890, 135716), (1960, 130869), (1965, 130536), (1998, 128380), (2072, 123795), (2205, 116328), (2220, 115542), (2331, 110040), (2358, 108780), (2520, 101787), (2590, 99036), (2620, 97902), (2646, 96940), (2664, 96285), (2751, 93240), (2940, 87246), (3108, 82530), (3144, 81585), (3330, 77028), (3528, 72705), (3537, 72520), (3626, 70740), (3668, 69930), (3780, 67858), (3885, 66024), (3930, 65268), (3996, 64190), (4410, 58164), (4440, 57771), (4585, 55944), (4662, 55020), (4716, 54390), (4847, 52920), (4995, 51352), (5180, 49518), (5240, 48951), (5292, 48470), (5439, 47160), (5502, 46620), (5880, 43623), (5895, 43512), (6216, 41265), (6419, 39960), (6615, 38776), (6660, 38514), (6993, 36680), (7074, 36260), (7252, 35370), (7336, 34965), (7560, 33929), (7770, 33012), (7860, 32634), (7992, 32095), (8253, 31080), (8820, 29082), (9065, 28296), (9170, 27972), (9324, 27510), (9432, 27195), (9694, 26460), (9990, 25676), (10360, 24759), (10584, 24235), (10878, 23580), (11004, 23310), (11655, 22008), (11790, 21756), (12838, 19980), (13230, 19388), (13320, 19257), (13755, 18648), (13986, 18340), (14148, 18130), (14504, 17685), (14541, 17640), (15540, 16506), (15720, 16317)]