1285202380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7013}}^1$

素因数の和:7064

約数の個数: 144

約数和(自身を含む): 3626967456

約数和(自身を除く): 2341765076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 98, 110, 119, 140, 154, 170, 187, 196, 220, 238, 245, 308, 340, 374, 385, 476, 490, 539, 595, 748, 770, 833, 935, 980, 1078, 1190, 1309, 1540, 1666, 1870, 2156, 2380, 2618, 2695, 3332, 3740, 4165, 5236, 5390, 6545, 7013, 8330, 9163, 10780, 13090, 14026, 16660, 18326, 26180, 28052, 35065, 36652, 45815, 49091, 70130, 77143, 91630, 98182, 119221, 140260, 154286, 183260, 196364, 238442, 245455, 308572, 343637, 385715, 476884, 490910, 540001, 596105, 687274, 771430, 834547, 981820, 1080002, 1192210, 1311431, 1374548, 1542860, 1669094, 1718185, 2160004, 2384420, 2622862, 2700005, 3338188, 3436370, 3780007, 4172735, 5245724, 5400010, 5841829, 6557155, 6872740, 7560014, 8345470, 9180017, 10800020, 11683658, 13114310, 15120028, 16690940, 18360034, 18900035, 23367316, 26228620, 29209145, 36720068, 37800070, 45900085, 58418290, 64260119, 75600140, 91800170, 116836580, 128520238, 183600340, 257040476, 321300595, 642601190, 1285202380]

約数ペア:

[(1, 1285202380), (2, 642601190), (4, 321300595), (5, 257040476), (7, 183600340), (10, 128520238), (11, 116836580), (14, 91800170), (17, 75600140), (20, 64260119), (22, 58418290), (28, 45900085), (34, 37800070), (35, 36720068), (44, 29209145), (49, 26228620), (55, 23367316), (68, 18900035), (70, 18360034), (77, 16690940), (85, 15120028), (98, 13114310), (110, 11683658), (119, 10800020), (140, 9180017), (154, 8345470), (170, 7560014), (187, 6872740), (196, 6557155), (220, 5841829), (238, 5400010), (245, 5245724), (308, 4172735), (340, 3780007), (374, 3436370), (385, 3338188), (476, 2700005), (490, 2622862), (539, 2384420), (595, 2160004), (748, 1718185), (770, 1669094), (833, 1542860), (935, 1374548), (980, 1311431), (1078, 1192210), (1190, 1080002), (1309, 981820), (1540, 834547), (1666, 771430), (1870, 687274), (2156, 596105), (2380, 540001), (2618, 490910), (2695, 476884), (3332, 385715), (3740, 343637), (4165, 308572), (5236, 245455), (5390, 238442), (6545, 196364), (7013, 183260), (8330, 154286), (9163, 140260), (10780, 119221), (13090, 98182), (14026, 91630), (16660, 77143), (18326, 70130), (26180, 49091), (28052, 45815), (35065, 36652)]