291165840

素因数分解:

$2^4\times 3^4\times 5^1\times 7^3\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 400

約数和(自身を含む): 1188316800

約数和(自身を除く): 897150960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 98, 105, 108, 112, 120, 126, 131, 135, 140, 144, 147, 162, 168, 180, 189, 196, 210, 216, 240, 245, 252, 262, 270, 280, 294, 315, 324, 336, 343, 360, 378, 392, 393, 405, 420, 432, 441, 490, 504, 524, 540, 560, 567, 588, 630, 648, 655, 686, 720, 735, 756, 784, 786, 810, 840, 882, 917, 945, 980, 1008, 1029, 1048, 1080, 1134, 1176, 1179, 1260, 1296, 1310, 1323, 1372, 1470, 1512, 1572, 1620, 1680, 1715, 1764, 1834, 1890, 1960, 1965, 2058, 2096, 2160, 2205, 2268, 2352, 2358, 2520, 2620, 2646, 2744, 2751, 2835, 2940, 3024, 3087, 3144, 3240, 3430, 3528, 3537, 3668, 3780, 3920, 3930, 3969, 4116, 4410, 4536, 4585, 4716, 5040, 5145, 5240, 5292, 5488, 5502, 5670, 5880, 5895, 6174, 6288, 6419, 6480, 6615, 6860, 7056, 7074, 7336, 7560, 7860, 7938, 8232, 8253, 8820, 9072, 9170, 9261, 9432, 10290, 10480, 10584, 10611, 11004, 11340, 11760, 11790, 12348, 12838, 13230, 13720, 13755, 14148, 14672, 15120, 15435, 15720, 15876, 16464, 16506, 17640, 17685, 18340, 18522, 18864, 19257, 19845, 20580, 21168, 21222, 22008, 22680, 23580, 24696, 24759, 25676, 26460, 27440, 27510, 27783, 28296, 30870, 31440, 31752, 32095, 33012, 35280, 35370, 36680, 37044, 38514, 39690, 41160, 41265, 42444, 44016, 44933, 45360, 46305, 47160, 49392, 49518, 51352, 52920, 53055, 55020, 55566, 56592, 57771, 61740, 63504, 64190, 66024, 70740, 73360, 74088, 74277, 77028, 79380, 82320, 82530, 84888, 89866, 92610, 94320, 96285, 99036, 102704, 105840, 106110, 110040, 111132, 115542, 123480, 123795, 128380, 132048, 134799, 138915, 141480, 148176, 148554, 154056, 158760, 165060, 169776, 173313, 179732, 185220, 192570, 198072, 212220, 220080, 222264, 224665, 231084, 246960, 247590, 256760, 269598, 277830, 282960, 288855, 297108, 308112, 317520, 330120, 346626, 359464, 370440, 371385, 385140, 396144, 404397, 424440, 444528, 449330, 462168, 495180, 513520, 519939, 539196, 555660, 577710, 594216, 660240, 673995, 693252, 718928, 740880, 742770, 770280, 808794, 848880, 866565, 898660, 924336, 990360, 1039878, 1078392, 1111320, 1155420, 1188432, 1213191, 1347990, 1386504, 1485540, 1540560, 1617588, 1733130, 1797320, 1980720, 2021985, 2079756, 2156784, 2222640, 2310840, 2426382, 2599695, 2695980, 2773008, 2971080, 3235176, 3466260, 3594640, 3639573, 4043970, 4159512, 4621680, 4852764, 5199390, 5391960, 5942160, 6065955, 6470352, 6932520, 7279146, 8087940, 8319024, 9705528, 10398780, 10783920, 12131910, 13865040, 14558292, 16175880, 18197865, 19411056, 20797560, 24263820, 29116584, 32351760, 36395730, 41595120, 48527640, 58233168, 72791460, 97055280, 145582920, 291165840]

約数ペア:

[(1, 291165840), (2, 145582920), (3, 97055280), (4, 72791460), (5, 58233168), (6, 48527640), (7, 41595120), (8, 36395730), (9, 32351760), (10, 29116584), (12, 24263820), (14, 20797560), (15, 19411056), (16, 18197865), (18, 16175880), (20, 14558292), (21, 13865040), (24, 12131910), (27, 10783920), (28, 10398780), (30, 9705528), (35, 8319024), (36, 8087940), (40, 7279146), (42, 6932520), (45, 6470352), (48, 6065955), (49, 5942160), (54, 5391960), (56, 5199390), (60, 4852764), (63, 4621680), (70, 4159512), (72, 4043970), (80, 3639573), (81, 3594640), (84, 3466260), (90, 3235176), (98, 2971080), (105, 2773008), (108, 2695980), (112, 2599695), (120, 2426382), (126, 2310840), (131, 2222640), (135, 2156784), (140, 2079756), (144, 2021985), (147, 1980720), (162, 1797320), (168, 1733130), (180, 1617588), (189, 1540560), (196, 1485540), (210, 1386504), (216, 1347990), (240, 1213191), (245, 1188432), (252, 1155420), (262, 1111320), (270, 1078392), (280, 1039878), (294, 990360), (315, 924336), (324, 898660), (336, 866565), (343, 848880), (360, 808794), (378, 770280), (392, 742770), (393, 740880), (405, 718928), (420, 693252), (432, 673995), (441, 660240), (490, 594216), (504, 577710), (524, 555660), (540, 539196), (560, 519939), (567, 513520), (588, 495180), (630, 462168), (648, 449330), (655, 444528), (686, 424440), (720, 404397), (735, 396144), (756, 385140), (784, 371385), (786, 370440), (810, 359464), (840, 346626), (882, 330120), (917, 317520), (945, 308112), (980, 297108), (1008, 288855), (1029, 282960), (1048, 277830), (1080, 269598), (1134, 256760), (1176, 247590), (1179, 246960), (1260, 231084), (1296, 224665), (1310, 222264), (1323, 220080), (1372, 212220), (1470, 198072), (1512, 192570), (1572, 185220), (1620, 179732), (1680, 173313), (1715, 169776), (1764, 165060), (1834, 158760), (1890, 154056), (1960, 148554), (1965, 148176), (2058, 141480), (2096, 138915), (2160, 134799), (2205, 132048), (2268, 128380), (2352, 123795), (2358, 123480), (2520, 115542), (2620, 111132), (2646, 110040), (2744, 106110), (2751, 105840), (2835, 102704), (2940, 99036), (3024, 96285), (3087, 94320), (3144, 92610), (3240, 89866), (3430, 84888), (3528, 82530), (3537, 82320), (3668, 79380), (3780, 77028), (3920, 74277), (3930, 74088), (3969, 73360), (4116, 70740), (4410, 66024), (4536, 64190), (4585, 63504), (4716, 61740), (5040, 57771), (5145, 56592), (5240, 55566), (5292, 55020), (5488, 53055), (5502, 52920), (5670, 51352), (5880, 49518), (5895, 49392), (6174, 47160), (6288, 46305), (6419, 45360), (6480, 44933), (6615, 44016), (6860, 42444), (7056, 41265), (7074, 41160), (7336, 39690), (7560, 38514), (7860, 37044), (7938, 36680), (8232, 35370), (8253, 35280), (8820, 33012), (9072, 32095), (9170, 31752), (9261, 31440), (9432, 30870), (10290, 28296), (10480, 27783), (10584, 27510), (10611, 27440), (11004, 26460), (11340, 25676), (11760, 24759), (11790, 24696), (12348, 23580), (12838, 22680), (13230, 22008), (13720, 21222), (13755, 21168), (14148, 20580), (14672, 19845), (15120, 19257), (15435, 18864), (15720, 18522), (15876, 18340), (16464, 17685), (16506, 17640)]