74789260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 202910400

約数和(自身を除く): 128121140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 109, 116, 130, 140, 145, 169, 182, 203, 218, 260, 290, 338, 364, 377, 406, 436, 455, 545, 580, 676, 754, 763, 812, 845, 910, 1015, 1090, 1183, 1417, 1508, 1526, 1690, 1820, 1885, 2030, 2180, 2366, 2639, 2834, 3052, 3161, 3380, 3770, 3815, 4060, 4732, 4901, 5278, 5668, 5915, 6322, 7085, 7540, 7630, 9802, 9919, 10556, 11830, 12644, 13195, 14170, 15260, 15805, 18421, 19604, 19838, 22127, 23660, 24505, 26390, 28340, 31610, 34307, 36842, 39676, 41093, 44254, 49010, 49595, 52780, 63220, 68614, 73684, 82186, 88508, 92105, 98020, 99190, 110635, 128947, 137228, 164372, 171535, 184210, 198380, 205465, 221270, 257894, 287651, 343070, 368420, 410930, 442540, 515788, 534209, 575302, 644735, 686140, 821860, 1068418, 1150604, 1289470, 1438255, 2136836, 2578940, 2671045, 2876510, 3739463, 5342090, 5753020, 7478926, 10684180, 14957852, 18697315, 37394630, 74789260]

約数ペア:

[(1, 74789260), (2, 37394630), (4, 18697315), (5, 14957852), (7, 10684180), (10, 7478926), (13, 5753020), (14, 5342090), (20, 3739463), (26, 2876510), (28, 2671045), (29, 2578940), (35, 2136836), (52, 1438255), (58, 1289470), (65, 1150604), (70, 1068418), (91, 821860), (109, 686140), (116, 644735), (130, 575302), (140, 534209), (145, 515788), (169, 442540), (182, 410930), (203, 368420), (218, 343070), (260, 287651), (290, 257894), (338, 221270), (364, 205465), (377, 198380), (406, 184210), (436, 171535), (455, 164372), (545, 137228), (580, 128947), (676, 110635), (754, 99190), (763, 98020), (812, 92105), (845, 88508), (910, 82186), (1015, 73684), (1090, 68614), (1183, 63220), (1417, 52780), (1508, 49595), (1526, 49010), (1690, 44254), (1820, 41093), (1885, 39676), (2030, 36842), (2180, 34307), (2366, 31610), (2639, 28340), (2834, 26390), (3052, 24505), (3161, 23660), (3380, 22127), (3770, 19838), (3815, 19604), (4060, 18421), (4732, 15805), (4901, 15260), (5278, 14170), (5668, 13195), (5915, 12644), (6322, 11830), (7085, 10556), (7540, 9919), (7630, 9802)]