326708480

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{5209}}^1$

素因数の和:5244

約数の個数: 108

約数和(自身を含む): 910510020

約数和(自身を除く): 583801540

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 5209, 6272, 7840, 8960, 10418, 12544, 15680, 20836, 26045, 31360, 36463, 41672, 52090, 62720, 72926, 83344, 104180, 145852, 166688, 182315, 208360, 255241, 291704, 333376, 364630, 416720, 510482, 583408, 666752, 729260, 833440, 1020964, 1166816, 1276205, 1333504, 1458520, 1666880, 2041928, 2333632, 2552410, 2917040, 3333760, 4083856, 4667264, 5104820, 5834080, 6667520, 8167712, 9334528, 10209640, 11668160, 16335424, 20419280, 23336320, 32670848, 40838560, 46672640, 65341696, 81677120, 163354240, 326708480]

約数ペア:

[(1, 326708480), (2, 163354240), (4, 81677120), (5, 65341696), (7, 46672640), (8, 40838560), (10, 32670848), (14, 23336320), (16, 20419280), (20, 16335424), (28, 11668160), (32, 10209640), (35, 9334528), (40, 8167712), (49, 6667520), (56, 5834080), (64, 5104820), (70, 4667264), (80, 4083856), (98, 3333760), (112, 2917040), (128, 2552410), (140, 2333632), (160, 2041928), (196, 1666880), (224, 1458520), (245, 1333504), (256, 1276205), (280, 1166816), (320, 1020964), (392, 833440), (448, 729260), (490, 666752), (560, 583408), (640, 510482), (784, 416720), (896, 364630), (980, 333376), (1120, 291704), (1280, 255241), (1568, 208360), (1792, 182315), (1960, 166688), (2240, 145852), (3136, 104180), (3920, 83344), (4480, 72926), (5209, 62720), (6272, 52090), (7840, 41672), (8960, 36463), (10418, 31360), (12544, 26045), (15680, 20836)]