71522640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:666

約数の個数: 240

約数和(自身を含む): 286910208

約数和(自身を除く): 215387568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 617, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1234, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1851, 1932, 2070, 2415, 2468, 2520, 2576, 2760, 2898, 3085, 3220, 3312, 3702, 3864, 4140, 4319, 4830, 4936, 5040, 5520, 5553, 5796, 6170, 6440, 7245, 7404, 7728, 8280, 8638, 9255, 9660, 9872, 11106, 11592, 12340, 12880, 12957, 14191, 14490, 14808, 16560, 17276, 18510, 19320, 21595, 22212, 23184, 24680, 25914, 27765, 28382, 28980, 29616, 34552, 37020, 38640, 38871, 42573, 43190, 44424, 49360, 51828, 55530, 56764, 57960, 64785, 69104, 70955, 74040, 77742, 85146, 86380, 88848, 99337, 103656, 111060, 113528, 115920, 127719, 129570, 141910, 148080, 155484, 170292, 172760, 194355, 198674, 207312, 212865, 222120, 227056, 255438, 259140, 283820, 298011, 310968, 340584, 345520, 388710, 397348, 425730, 444240, 496685, 510876, 518280, 567640, 596022, 621936, 638595, 681168, 777420, 794696, 851460, 894033, 993370, 1021752, 1036560, 1135280, 1192044, 1277190, 1490055, 1554840, 1589392, 1702920, 1788066, 1986740, 2043504, 2384088, 2554380, 2980110, 3109680, 3405840, 3576132, 3973480, 4470165, 4768176, 5108760, 5960220, 7152264, 7946960, 8940330, 10217520, 11920440, 14304528, 17880660, 23840880, 35761320, 71522640]

約数ペア:

[(1, 71522640), (2, 35761320), (3, 23840880), (4, 17880660), (5, 14304528), (6, 11920440), (7, 10217520), (8, 8940330), (9, 7946960), (10, 7152264), (12, 5960220), (14, 5108760), (15, 4768176), (16, 4470165), (18, 3973480), (20, 3576132), (21, 3405840), (23, 3109680), (24, 2980110), (28, 2554380), (30, 2384088), (35, 2043504), (36, 1986740), (40, 1788066), (42, 1702920), (45, 1589392), (46, 1554840), (48, 1490055), (56, 1277190), (60, 1192044), (63, 1135280), (69, 1036560), (70, 1021752), (72, 993370), (80, 894033), (84, 851460), (90, 794696), (92, 777420), (105, 681168), (112, 638595), (115, 621936), (120, 596022), (126, 567640), (138, 518280), (140, 510876), (144, 496685), (161, 444240), (168, 425730), (180, 397348), (184, 388710), (207, 345520), (210, 340584), (230, 310968), (240, 298011), (252, 283820), (276, 259140), (280, 255438), (315, 227056), (322, 222120), (336, 212865), (345, 207312), (360, 198674), (368, 194355), (414, 172760), (420, 170292), (460, 155484), (483, 148080), (504, 141910), (552, 129570), (560, 127719), (617, 115920), (630, 113528), (644, 111060), (690, 103656), (720, 99337), (805, 88848), (828, 86380), (840, 85146), (920, 77742), (966, 74040), (1008, 70955), (1035, 69104), (1104, 64785), (1234, 57960), (1260, 56764), (1288, 55530), (1380, 51828), (1449, 49360), (1610, 44424), (1656, 43190), (1680, 42573), (1840, 38871), (1851, 38640), (1932, 37020), (2070, 34552), (2415, 29616), (2468, 28980), (2520, 28382), (2576, 27765), (2760, 25914), (2898, 24680), (3085, 23184), (3220, 22212), (3312, 21595), (3702, 19320), (3864, 18510), (4140, 17276), (4319, 16560), (4830, 14808), (4936, 14490), (5040, 14191), (5520, 12957), (5553, 12880), (5796, 12340), (6170, 11592), (6440, 11106), (7245, 9872), (7404, 9660), (7728, 9255), (8280, 8638)]