30246720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{643}}^1$

素因数の和:677

約数の個数: 168

約数和(自身を含む): 111885984

約数和(自身を除く): 81639264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 643, 672, 735, 784, 840, 960, 980, 1120, 1176, 1286, 1344, 1470, 1568, 1680, 1929, 1960, 2240, 2352, 2572, 2940, 3136, 3215, 3360, 3858, 3920, 4501, 4704, 5144, 5880, 6430, 6720, 7716, 7840, 9002, 9408, 9645, 10288, 11760, 12860, 13503, 15432, 15680, 18004, 19290, 20576, 22505, 23520, 25720, 27006, 30864, 31507, 36008, 38580, 41152, 45010, 47040, 51440, 54012, 61728, 63014, 67515, 72016, 77160, 90020, 94521, 102880, 108024, 123456, 126028, 135030, 144032, 154320, 157535, 180040, 189042, 205760, 216048, 252056, 270060, 288064, 308640, 315070, 360080, 378084, 432096, 472605, 504112, 540120, 617280, 630140, 720160, 756168, 864192, 945210, 1008224, 1080240, 1260280, 1440320, 1512336, 1890420, 2016448, 2160480, 2520560, 3024672, 3780840, 4320960, 5041120, 6049344, 7561680, 10082240, 15123360, 30246720]

約数ペア:

[(1, 30246720), (2, 15123360), (3, 10082240), (4, 7561680), (5, 6049344), (6, 5041120), (7, 4320960), (8, 3780840), (10, 3024672), (12, 2520560), (14, 2160480), (15, 2016448), (16, 1890420), (20, 1512336), (21, 1440320), (24, 1260280), (28, 1080240), (30, 1008224), (32, 945210), (35, 864192), (40, 756168), (42, 720160), (48, 630140), (49, 617280), (56, 540120), (60, 504112), (64, 472605), (70, 432096), (80, 378084), (84, 360080), (96, 315070), (98, 308640), (105, 288064), (112, 270060), (120, 252056), (140, 216048), (147, 205760), (160, 189042), (168, 180040), (192, 157535), (196, 154320), (210, 144032), (224, 135030), (240, 126028), (245, 123456), (280, 108024), (294, 102880), (320, 94521), (336, 90020), (392, 77160), (420, 72016), (448, 67515), (480, 63014), (490, 61728), (560, 54012), (588, 51440), (643, 47040), (672, 45010), (735, 41152), (784, 38580), (840, 36008), (960, 31507), (980, 30864), (1120, 27006), (1176, 25720), (1286, 23520), (1344, 22505), (1470, 20576), (1568, 19290), (1680, 18004), (1929, 15680), (1960, 15432), (2240, 13503), (2352, 12860), (2572, 11760), (2940, 10288), (3136, 9645), (3215, 9408), (3360, 9002), (3858, 7840), (3920, 7716), (4501, 6720), (4704, 6430), (5144, 5880)]