221059440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1907}}^1$

素因数の和:1956

約数の個数: 240

約数和(自身を含む): 885800448

約数和(自身を除く): 664741008

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, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1907, 1932, 2070, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3814, 3864, 4140, 4830, 5040, 5520, 5721, 5796, 6440, 7245, 7628, 7728, 8280, 9535, 9660, 11442, 11592, 12880, 13349, 14490, 15256, 16560, 17163, 19070, 19320, 22884, 23184, 26698, 28605, 28980, 30512, 34326, 38140, 38640, 40047, 43861, 45768, 53396, 57210, 57960, 66745, 68652, 76280, 80094, 85815, 87722, 91536, 106792, 114420, 115920, 120141, 131583, 133490, 137304, 152560, 160188, 171630, 175444, 200235, 213584, 219305, 228840, 240282, 263166, 266980, 274608, 307027, 320376, 343260, 350888, 394749, 400470, 438610, 457680, 480564, 526332, 533960, 600705, 614054, 640752, 657915, 686520, 701776, 789498, 800940, 877220, 921081, 961128, 1052664, 1067920, 1201410, 1228108, 1315830, 1373040, 1535135, 1578996, 1601880, 1754440, 1842162, 1922256, 1973745, 2105328, 2402820, 2456216, 2631660, 2763243, 3070270, 3157992, 3203760, 3508880, 3684324, 3947490, 4605405, 4805640, 4912432, 5263320, 5526486, 6140540, 6315984, 7368648, 7894980, 9210810, 9611280, 10526640, 11052972, 12281080, 13816215, 14737296, 15789960, 18421620, 22105944, 24562160, 27632430, 31579920, 36843240, 44211888, 55264860, 73686480, 110529720, 221059440]

約数ペア:

[(1, 221059440), (2, 110529720), (3, 73686480), (4, 55264860), (5, 44211888), (6, 36843240), (7, 31579920), (8, 27632430), (9, 24562160), (10, 22105944), (12, 18421620), (14, 15789960), (15, 14737296), (16, 13816215), (18, 12281080), (20, 11052972), (21, 10526640), (23, 9611280), (24, 9210810), (28, 7894980), (30, 7368648), (35, 6315984), (36, 6140540), (40, 5526486), (42, 5263320), (45, 4912432), (46, 4805640), (48, 4605405), (56, 3947490), (60, 3684324), (63, 3508880), (69, 3203760), (70, 3157992), (72, 3070270), (80, 2763243), (84, 2631660), (90, 2456216), (92, 2402820), (105, 2105328), (112, 1973745), (115, 1922256), (120, 1842162), (126, 1754440), (138, 1601880), (140, 1578996), (144, 1535135), (161, 1373040), (168, 1315830), (180, 1228108), (184, 1201410), (207, 1067920), (210, 1052664), (230, 961128), (240, 921081), (252, 877220), (276, 800940), (280, 789498), (315, 701776), (322, 686520), (336, 657915), (345, 640752), (360, 614054), (368, 600705), (414, 533960), (420, 526332), (460, 480564), (483, 457680), (504, 438610), (552, 400470), (560, 394749), (630, 350888), (644, 343260), (690, 320376), (720, 307027), (805, 274608), (828, 266980), (840, 263166), (920, 240282), (966, 228840), (1008, 219305), (1035, 213584), (1104, 200235), (1260, 175444), (1288, 171630), (1380, 160188), (1449, 152560), (1610, 137304), (1656, 133490), (1680, 131583), (1840, 120141), (1907, 115920), (1932, 114420), (2070, 106792), (2415, 91536), (2520, 87722), (2576, 85815), (2760, 80094), (2898, 76280), (3220, 68652), (3312, 66745), (3814, 57960), (3864, 57210), (4140, 53396), (4830, 45768), (5040, 43861), (5520, 40047), (5721, 38640), (5796, 38140), (6440, 34326), (7245, 30512), (7628, 28980), (7728, 28605), (8280, 26698), (9535, 23184), (9660, 22884), (11442, 19320), (11592, 19070), (12880, 17163), (13349, 16560), (14490, 15256)]