207285840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 240

約数和(自身を含む): 740952576

約数和(自身を除く): 533666736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 37, 40, 45, 48, 60, 62, 72, 74, 80, 90, 93, 111, 120, 124, 144, 148, 155, 180, 185, 186, 222, 240, 248, 251, 279, 296, 310, 333, 360, 370, 372, 444, 465, 496, 502, 555, 558, 592, 620, 666, 720, 740, 744, 753, 888, 930, 1004, 1110, 1116, 1147, 1240, 1255, 1332, 1395, 1480, 1488, 1506, 1665, 1776, 1860, 2008, 2220, 2232, 2259, 2294, 2480, 2510, 2664, 2790, 2960, 3012, 3330, 3441, 3720, 3765, 4016, 4440, 4464, 4518, 4588, 5020, 5328, 5580, 5735, 6024, 6660, 6882, 7440, 7530, 7781, 8880, 9036, 9176, 9287, 10040, 10323, 11160, 11295, 11470, 12048, 13320, 13764, 15060, 15562, 17205, 18072, 18352, 18574, 20080, 20646, 22320, 22590, 22940, 23343, 26640, 27528, 27861, 30120, 31124, 34410, 36144, 37148, 38905, 41292, 45180, 45880, 46435, 46686, 51615, 55056, 55722, 60240, 62248, 68820, 70029, 74296, 77810, 82584, 83583, 90360, 91760, 92870, 93372, 103230, 111444, 116715, 124496, 137640, 139305, 140058, 148592, 155620, 165168, 167166, 180720, 185740, 186744, 206460, 222888, 233430, 275280, 278610, 280116, 287897, 311240, 334332, 350145, 371480, 373488, 412920, 417915, 445776, 466860, 557220, 560232, 575794, 622480, 668664, 700290, 742960, 825840, 835830, 863691, 933720, 1114440, 1120464, 1151588, 1337328, 1400580, 1439485, 1671660, 1727382, 1867440, 2228880, 2303176, 2591073, 2801160, 2878970, 3343320, 3454764, 4318455, 4606352, 5182146, 5602320, 5757940, 6686640, 6909528, 8636910, 10364292, 11515880, 12955365, 13819056, 17273820, 20728584, 23031760, 25910730, 34547640, 41457168, 51821460, 69095280, 103642920, 207285840]

約数ペア:

[(1, 207285840), (2, 103642920), (3, 69095280), (4, 51821460), (5, 41457168), (6, 34547640), (8, 25910730), (9, 23031760), (10, 20728584), (12, 17273820), (15, 13819056), (16, 12955365), (18, 11515880), (20, 10364292), (24, 8636910), (30, 6909528), (31, 6686640), (36, 5757940), (37, 5602320), (40, 5182146), (45, 4606352), (48, 4318455), (60, 3454764), (62, 3343320), (72, 2878970), (74, 2801160), (80, 2591073), (90, 2303176), (93, 2228880), (111, 1867440), (120, 1727382), (124, 1671660), (144, 1439485), (148, 1400580), (155, 1337328), (180, 1151588), (185, 1120464), (186, 1114440), (222, 933720), (240, 863691), (248, 835830), (251, 825840), (279, 742960), (296, 700290), (310, 668664), (333, 622480), (360, 575794), (370, 560232), (372, 557220), (444, 466860), (465, 445776), (496, 417915), (502, 412920), (555, 373488), (558, 371480), (592, 350145), (620, 334332), (666, 311240), (720, 287897), (740, 280116), (744, 278610), (753, 275280), (888, 233430), (930, 222888), (1004, 206460), (1110, 186744), (1116, 185740), (1147, 180720), (1240, 167166), (1255, 165168), (1332, 155620), (1395, 148592), (1480, 140058), (1488, 139305), (1506, 137640), (1665, 124496), (1776, 116715), (1860, 111444), (2008, 103230), (2220, 93372), (2232, 92870), (2259, 91760), (2294, 90360), (2480, 83583), (2510, 82584), (2664, 77810), (2790, 74296), (2960, 70029), (3012, 68820), (3330, 62248), (3441, 60240), (3720, 55722), (3765, 55056), (4016, 51615), (4440, 46686), (4464, 46435), (4518, 45880), (4588, 45180), (5020, 41292), (5328, 38905), (5580, 37148), (5735, 36144), (6024, 34410), (6660, 31124), (6882, 30120), (7440, 27861), (7530, 27528), (7781, 26640), (8880, 23343), (9036, 22940), (9176, 22590), (9287, 22320), (10040, 20646), (10323, 20080), (11160, 18574), (11295, 18352), (11470, 18072), (12048, 17205), (13320, 15562), (13764, 15060)]