68784975

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:414

約数の個数: 108

約数和(自身を含む): 152159904

約数和(自身を除く): 83374929

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 49, 51, 63, 75, 85, 105, 119, 147, 153, 175, 225, 245, 255, 315, 357, 367, 425, 441, 525, 595, 735, 765, 833, 1071, 1101, 1225, 1275, 1575, 1785, 1835, 2205, 2499, 2569, 2975, 3303, 3675, 3825, 4165, 5355, 5505, 6239, 7497, 7707, 8925, 9175, 11025, 12495, 12845, 16515, 17983, 18717, 20825, 23121, 26775, 27525, 31195, 37485, 38535, 43673, 53949, 56151, 62475, 64225, 82575, 89915, 93585, 115605, 131019, 155975, 161847, 187425, 192675, 218365, 269745, 280755, 305711, 393057, 449575, 467925, 578025, 655095, 809235, 917133, 1091825, 1348725, 1403775, 1528555, 1965285, 2751399, 3275475, 4046175, 4585665, 7642775, 9826425, 13756995, 22928325, 68784975]

約数ペア:

[(1, 68784975), (3, 22928325), (5, 13756995), (7, 9826425), (9, 7642775), (15, 4585665), (17, 4046175), (21, 3275475), (25, 2751399), (35, 1965285), (45, 1528555), (49, 1403775), (51, 1348725), (63, 1091825), (75, 917133), (85, 809235), (105, 655095), (119, 578025), (147, 467925), (153, 449575), (175, 393057), (225, 305711), (245, 280755), (255, 269745), (315, 218365), (357, 192675), (367, 187425), (425, 161847), (441, 155975), (525, 131019), (595, 115605), (735, 93585), (765, 89915), (833, 82575), (1071, 64225), (1101, 62475), (1225, 56151), (1275, 53949), (1575, 43673), (1785, 38535), (1835, 37485), (2205, 31195), (2499, 27525), (2569, 26775), (2975, 23121), (3303, 20825), (3675, 18717), (3825, 17983), (4165, 16515), (5355, 12845), (5505, 12495), (6239, 11025), (7497, 9175), (7707, 8925)]