245818560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19697}}^1$

素因数の和:19730

約数の個数: 112

約数和(自身を含む): 840553056

約数和(自身を除く): 594734496

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, 19697, 39394, 59091, 78788, 98485, 118182, 157576, 196970, 236364, 256061, 295455, 315152, 393940, 472728, 512122, 590910, 630304, 768183, 787880, 945456, 1024244, 1181820, 1260608, 1280305, 1536366, 1575760, 1890912, 2048488, 2363640, 2560610, 3072732, 3151520, 3781824, 3840915, 4096976, 4727280, 5121220, 6145464, 6303040, 7681830, 8193952, 9454560, 10242440, 12290928, 15363660, 16387904, 18909120, 20484880, 24581856, 30727320, 40969760, 49163712, 61454640, 81939520, 122909280, 245818560]

約数ペア:

[(1, 245818560), (2, 122909280), (3, 81939520), (4, 61454640), (5, 49163712), (6, 40969760), (8, 30727320), (10, 24581856), (12, 20484880), (13, 18909120), (15, 16387904), (16, 15363660), (20, 12290928), (24, 10242440), (26, 9454560), (30, 8193952), (32, 7681830), (39, 6303040), (40, 6145464), (48, 5121220), (52, 4727280), (60, 4096976), (64, 3840915), (65, 3781824), (78, 3151520), (80, 3072732), (96, 2560610), (104, 2363640), (120, 2048488), (130, 1890912), (156, 1575760), (160, 1536366), (192, 1280305), (195, 1260608), (208, 1181820), (240, 1024244), (260, 945456), (312, 787880), (320, 768183), (390, 630304), (416, 590910), (480, 512122), (520, 472728), (624, 393940), (780, 315152), (832, 295455), (960, 256061), (1040, 236364), (1248, 196970), (1560, 157576), (2080, 118182), (2496, 98485), (3120, 78788), (4160, 59091), (6240, 39394), (12480, 19697)]