2020165840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 320

約数和(自身を含む): 6171033600

約数和(自身を除く): 4150867760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 71, 77, 80, 88, 110, 112, 124, 140, 142, 149, 154, 155, 176, 217, 220, 248, 280, 284, 298, 308, 310, 341, 355, 385, 434, 440, 496, 497, 560, 568, 596, 616, 620, 682, 710, 745, 770, 781, 868, 880, 994, 1043, 1085, 1136, 1192, 1232, 1240, 1364, 1420, 1490, 1540, 1562, 1639, 1705, 1736, 1988, 2086, 2170, 2201, 2384, 2387, 2480, 2485, 2728, 2840, 2980, 3080, 3124, 3278, 3410, 3472, 3905, 3976, 4172, 4340, 4402, 4619, 4774, 4970, 5215, 5456, 5467, 5680, 5960, 6160, 6248, 6556, 6820, 7810, 7952, 8195, 8344, 8680, 8804, 9238, 9548, 9940, 10430, 10579, 10934, 11005, 11473, 11920, 11935, 12496, 13112, 13640, 15407, 15620, 16390, 16688, 17360, 17608, 18476, 19096, 19880, 20860, 21158, 21868, 22010, 22946, 23095, 23870, 24211, 26224, 27280, 27335, 30814, 31240, 32333, 32780, 35216, 36952, 38192, 39760, 41720, 42316, 43736, 44020, 45892, 46190, 47740, 48422, 50809, 52895, 54670, 57365, 61628, 62480, 64666, 65560, 73904, 74053, 77035, 83440, 84632, 87472, 88040, 91784, 92380, 95480, 96844, 101618, 105790, 109340, 114730, 116369, 121055, 123256, 129332, 131120, 148106, 154070, 161665, 169264, 169477, 176080, 183568, 184760, 190960, 193688, 203236, 211580, 218680, 229460, 232738, 242110, 246512, 254045, 258664, 296212, 308140, 323330, 327949, 338954, 355663, 369520, 370265, 387376, 406472, 423160, 437360, 458920, 465476, 484220, 508090, 517328, 581845, 592424, 616280, 646660, 655898, 677908, 711326, 740530, 812944, 814583, 846320, 847385, 917840, 930952, 968440, 1016180, 1163690, 1184848, 1232560, 1293320, 1311796, 1355816, 1422652, 1481060, 1629166, 1639745, 1694770, 1778315, 1861904, 1936880, 2032360, 2295643, 2327380, 2586640, 2623592, 2711632, 2845304, 2962120, 3258332, 3279490, 3389540, 3556630, 3607439, 4064720, 4072915, 4591286, 4654760, 5247184, 5690608, 5924240, 6516664, 6558980, 6779080, 7113260, 7214878, 8145830, 9182572, 9309520, 11478215, 13033328, 13117960, 13558160, 14226520, 14429756, 16291660, 18037195, 18365144, 22956430, 25252073, 26235920, 28453040, 28859512, 32583320, 36074390, 36730288, 45912860, 50504146, 57719024, 65166640, 72148780, 91825720, 101008292, 126260365, 144297560, 183651440, 202016584, 252520730, 288595120, 404033168, 505041460, 1010082920, 2020165840]

約数ペア:

[(1, 2020165840), (2, 1010082920), (4, 505041460), (5, 404033168), (7, 288595120), (8, 252520730), (10, 202016584), (11, 183651440), (14, 144297560), (16, 126260365), (20, 101008292), (22, 91825720), (28, 72148780), (31, 65166640), (35, 57719024), (40, 50504146), (44, 45912860), (55, 36730288), (56, 36074390), (62, 32583320), (70, 28859512), (71, 28453040), (77, 26235920), (80, 25252073), (88, 22956430), (110, 18365144), (112, 18037195), (124, 16291660), (140, 14429756), (142, 14226520), (149, 13558160), (154, 13117960), (155, 13033328), (176, 11478215), (217, 9309520), (220, 9182572), (248, 8145830), (280, 7214878), (284, 7113260), (298, 6779080), (308, 6558980), (310, 6516664), (341, 5924240), (355, 5690608), (385, 5247184), (434, 4654760), (440, 4591286), (496, 4072915), (497, 4064720), (560, 3607439), (568, 3556630), (596, 3389540), (616, 3279490), (620, 3258332), (682, 2962120), (710, 2845304), (745, 2711632), (770, 2623592), (781, 2586640), (868, 2327380), (880, 2295643), (994, 2032360), (1043, 1936880), (1085, 1861904), (1136, 1778315), (1192, 1694770), (1232, 1639745), (1240, 1629166), (1364, 1481060), (1420, 1422652), (1490, 1355816), (1540, 1311796), (1562, 1293320), (1639, 1232560), (1705, 1184848), (1736, 1163690), (1988, 1016180), (2086, 968440), (2170, 930952), (2201, 917840), (2384, 847385), (2387, 846320), (2480, 814583), (2485, 812944), (2728, 740530), (2840, 711326), (2980, 677908), (3080, 655898), (3124, 646660), (3278, 616280), (3410, 592424), (3472, 581845), (3905, 517328), (3976, 508090), (4172, 484220), (4340, 465476), (4402, 458920), (4619, 437360), (4774, 423160), (4970, 406472), (5215, 387376), (5456, 370265), (5467, 369520), (5680, 355663), (5960, 338954), (6160, 327949), (6248, 323330), (6556, 308140), (6820, 296212), (7810, 258664), (7952, 254045), (8195, 246512), (8344, 242110), (8680, 232738), (8804, 229460), (9238, 218680), (9548, 211580), (9940, 203236), (10430, 193688), (10579, 190960), (10934, 184760), (11005, 183568), (11473, 176080), (11920, 169477), (11935, 169264), (12496, 161665), (13112, 154070), (13640, 148106), (15407, 131120), (15620, 129332), (16390, 123256), (16688, 121055), (17360, 116369), (17608, 114730), (18476, 109340), (19096, 105790), (19880, 101618), (20860, 96844), (21158, 95480), (21868, 92380), (22010, 91784), (22946, 88040), (23095, 87472), (23870, 84632), (24211, 83440), (26224, 77035), (27280, 74053), (27335, 73904), (30814, 65560), (31240, 64666), (32333, 62480), (32780, 61628), (35216, 57365), (36952, 54670), (38192, 52895), (39760, 50809), (41720, 48422), (42316, 47740), (43736, 46190), (44020, 45892)]