249562560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19997}}^1$

素因数の和:20030

約数の個数: 112

約数和(自身を含む): 853354656

約数和(自身を除く): 603792096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 19997, 39994, 59991, 79988, 99985, 119982, 159976, 199970, 239964, 259961, 299955, 319952, 399940, 479928, 519922, 599910, 639904, 779883, 799880, 959856, 1039844, 1199820, 1279808, 1299805, 1559766, 1599760, 1919712, 2079688, 2399640, 2599610, 3119532, 3199520, 3839424, 3899415, 4159376, 4799280, 5199220, 6239064, 6399040, 7798830, 8318752, 9598560, 10398440, 12478128, 15597660, 16637504, 19197120, 20796880, 24956256, 31195320, 41593760, 49912512, 62390640, 83187520, 124781280, 249562560]

約数ペア:

[(1, 249562560), (2, 124781280), (3, 83187520), (4, 62390640), (5, 49912512), (6, 41593760), (8, 31195320), (10, 24956256), (12, 20796880), (13, 19197120), (15, 16637504), (16, 15597660), (20, 12478128), (24, 10398440), (26, 9598560), (30, 8318752), (32, 7798830), (39, 6399040), (40, 6239064), (48, 5199220), (52, 4799280), (60, 4159376), (64, 3899415), (65, 3839424), (78, 3199520), (80, 3119532), (96, 2599610), (104, 2399640), (120, 2079688), (130, 1919712), (156, 1599760), (160, 1559766), (192, 1299805), (195, 1279808), (208, 1199820), (240, 1039844), (260, 959856), (312, 799880), (320, 779883), (390, 639904), (416, 599910), (480, 519922), (520, 479928), (624, 399940), (780, 319952), (832, 299955), (960, 259961), (1040, 239964), (1248, 199970), (1560, 159976), (2080, 119982), (2496, 99985), (3120, 79988), (4160, 59991), (6240, 39994), (12480, 19997)]