2238890940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{86981}}^1$

素因数の和:87020

約数の個数: 144

約数和(自身を含む): 7978684896

約数和(自身を除く): 5739793956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 6435, 8580, 12870, 25740, 86981, 173962, 260943, 347924, 434905, 521886, 782829, 869810, 956791, 1043772, 1130753, 1304715, 1565658, 1739620, 1913582, 2261506, 2609430, 2870373, 3131316, 3392259, 3827164, 3914145, 4523012, 4783955, 5218860, 5653765, 5740746, 6784518, 7828290, 8611119, 9567910, 10176777, 11307530, 11481492, 12438283, 13569036, 14351865, 15656580, 16961295, 17222238, 19135820, 20353554, 22615060, 24876566, 28703730, 33922590, 34444476, 37314849, 40707108, 43055595, 49753132, 50883885, 57407460, 62191415, 67845180, 74629698, 86111190, 101767770, 111944547, 124382830, 149259396, 172222380, 186574245, 203535540, 223889094, 248765660, 373148490, 447778188, 559722735, 746296980, 1119445470, 2238890940]

約数ペア:

[(1, 2238890940), (2, 1119445470), (3, 746296980), (4, 559722735), (5, 447778188), (6, 373148490), (9, 248765660), (10, 223889094), (11, 203535540), (12, 186574245), (13, 172222380), (15, 149259396), (18, 124382830), (20, 111944547), (22, 101767770), (26, 86111190), (30, 74629698), (33, 67845180), (36, 62191415), (39, 57407460), (44, 50883885), (45, 49753132), (52, 43055595), (55, 40707108), (60, 37314849), (65, 34444476), (66, 33922590), (78, 28703730), (90, 24876566), (99, 22615060), (110, 20353554), (117, 19135820), (130, 17222238), (132, 16961295), (143, 15656580), (156, 14351865), (165, 13569036), (180, 12438283), (195, 11481492), (198, 11307530), (220, 10176777), (234, 9567910), (260, 8611119), (286, 7828290), (330, 6784518), (390, 5740746), (396, 5653765), (429, 5218860), (468, 4783955), (495, 4523012), (572, 3914145), (585, 3827164), (660, 3392259), (715, 3131316), (780, 2870373), (858, 2609430), (990, 2261506), (1170, 1913582), (1287, 1739620), (1430, 1565658), (1716, 1304715), (1980, 1130753), (2145, 1043772), (2340, 956791), (2574, 869810), (2860, 782829), (4290, 521886), (5148, 434905), (6435, 347924), (8580, 260943), (12870, 173962), (25740, 86981)]