656940180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 288

約数和(自身を含む): 2187005184

約数和(自身を除く): 1530065004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 37, 39, 51, 52, 60, 65, 68, 74, 78, 85, 102, 103, 111, 130, 148, 156, 169, 170, 185, 195, 204, 206, 221, 222, 255, 260, 309, 338, 340, 370, 390, 412, 442, 444, 481, 507, 510, 515, 555, 618, 629, 663, 676, 740, 780, 845, 884, 962, 1014, 1020, 1030, 1105, 1110, 1236, 1258, 1326, 1339, 1443, 1545, 1690, 1751, 1887, 1924, 2028, 2060, 2210, 2220, 2405, 2516, 2535, 2652, 2678, 2873, 2886, 3090, 3145, 3315, 3380, 3502, 3774, 3811, 4017, 4420, 4810, 5070, 5253, 5356, 5746, 5772, 6180, 6253, 6290, 6630, 6695, 7004, 7215, 7548, 7622, 8034, 8177, 8619, 8755, 9435, 9620, 10140, 10506, 11433, 11492, 12506, 12580, 13260, 13390, 14365, 14430, 15244, 16068, 16354, 17238, 17407, 17510, 18759, 18870, 19055, 20085, 21012, 22763, 22866, 24531, 25012, 26265, 26780, 28730, 28860, 31265, 32708, 34476, 34814, 35020, 37518, 37740, 38110, 40170, 40885, 43095, 45526, 45732, 49062, 49543, 52221, 52530, 57165, 57460, 62530, 64787, 68289, 69628, 75036, 76220, 80340, 81770, 86190, 87035, 91052, 93795, 98124, 99086, 104442, 105060, 106301, 113815, 114330, 122655, 125060, 129574, 136578, 148629, 163540, 172380, 174070, 187590, 194361, 198172, 208884, 212602, 227630, 228660, 245310, 247715, 259148, 261105, 273156, 295919, 297258, 318903, 323935, 341445, 348140, 375180, 388722, 425204, 455260, 490620, 495430, 522210, 531505, 591838, 594516, 637806, 644059, 647870, 682890, 743145, 777444, 842231, 887757, 971805, 990860, 1044420, 1063010, 1183676, 1275612, 1288118, 1295740, 1365780, 1479595, 1486290, 1594515, 1684462, 1775514, 1932177, 1943610, 2126020, 2526693, 2576236, 2959190, 2972580, 3189030, 3220295, 3368924, 3551028, 3864354, 3887220, 4211155, 4438785, 5053386, 5918380, 6378060, 6440590, 7728708, 8422310, 8877570, 9660885, 10106772, 10949003, 12633465, 12881180, 16844620, 17755140, 19321770, 21898006, 25266930, 32847009, 38643540, 43796012, 50533860, 54745015, 65694018, 109490030, 131388036, 164235045, 218980060, 328470090, 656940180]

約数ペア:

[(1, 656940180), (2, 328470090), (3, 218980060), (4, 164235045), (5, 131388036), (6, 109490030), (10, 65694018), (12, 54745015), (13, 50533860), (15, 43796012), (17, 38643540), (20, 32847009), (26, 25266930), (30, 21898006), (34, 19321770), (37, 17755140), (39, 16844620), (51, 12881180), (52, 12633465), (60, 10949003), (65, 10106772), (68, 9660885), (74, 8877570), (78, 8422310), (85, 7728708), (102, 6440590), (103, 6378060), (111, 5918380), (130, 5053386), (148, 4438785), (156, 4211155), (169, 3887220), (170, 3864354), (185, 3551028), (195, 3368924), (204, 3220295), (206, 3189030), (221, 2972580), (222, 2959190), (255, 2576236), (260, 2526693), (309, 2126020), (338, 1943610), (340, 1932177), (370, 1775514), (390, 1684462), (412, 1594515), (442, 1486290), (444, 1479595), (481, 1365780), (507, 1295740), (510, 1288118), (515, 1275612), (555, 1183676), (618, 1063010), (629, 1044420), (663, 990860), (676, 971805), (740, 887757), (780, 842231), (845, 777444), (884, 743145), (962, 682890), (1014, 647870), (1020, 644059), (1030, 637806), (1105, 594516), (1110, 591838), (1236, 531505), (1258, 522210), (1326, 495430), (1339, 490620), (1443, 455260), (1545, 425204), (1690, 388722), (1751, 375180), (1887, 348140), (1924, 341445), (2028, 323935), (2060, 318903), (2210, 297258), (2220, 295919), (2405, 273156), (2516, 261105), (2535, 259148), (2652, 247715), (2678, 245310), (2873, 228660), (2886, 227630), (3090, 212602), (3145, 208884), (3315, 198172), (3380, 194361), (3502, 187590), (3774, 174070), (3811, 172380), (4017, 163540), (4420, 148629), (4810, 136578), (5070, 129574), (5253, 125060), (5356, 122655), (5746, 114330), (5772, 113815), (6180, 106301), (6253, 105060), (6290, 104442), (6630, 99086), (6695, 98124), (7004, 93795), (7215, 91052), (7548, 87035), (7622, 86190), (8034, 81770), (8177, 80340), (8619, 76220), (8755, 75036), (9435, 69628), (9620, 68289), (10140, 64787), (10506, 62530), (11433, 57460), (11492, 57165), (12506, 52530), (12580, 52221), (13260, 49543), (13390, 49062), (14365, 45732), (14430, 45526), (15244, 43095), (16068, 40885), (16354, 40170), (17238, 38110), (17407, 37740), (17510, 37518), (18759, 35020), (18870, 34814), (19055, 34476), (20085, 32708), (21012, 31265), (22763, 28860), (22866, 28730), (24531, 26780), (25012, 26265)]