251260240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5827}}^1$

素因数の和:5865

約数の個数: 120

約数和(自身を含む): 741461472

約数和(自身を除く): 490201232

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1540, 1960, 2156, 2695, 3080, 3920, 4312, 5390, 5827, 6160, 8624, 10780, 11654, 21560, 23308, 29135, 40789, 43120, 46616, 58270, 64097, 81578, 93232, 116540, 128194, 163156, 203945, 233080, 256388, 285523, 320485, 326312, 407890, 448679, 466160, 512776, 571046, 640970, 652624, 815780, 897358, 1025552, 1142092, 1281940, 1427615, 1631560, 1794716, 2243395, 2284184, 2563880, 2855230, 3140753, 3263120, 3589432, 4486790, 4568368, 5127760, 5710460, 6281506, 7178864, 8973580, 11420920, 12563012, 15703765, 17947160, 22841840, 25126024, 31407530, 35894320, 50252048, 62815060, 125630120, 251260240]

約数ペア:

[(1, 251260240), (2, 125630120), (4, 62815060), (5, 50252048), (7, 35894320), (8, 31407530), (10, 25126024), (11, 22841840), (14, 17947160), (16, 15703765), (20, 12563012), (22, 11420920), (28, 8973580), (35, 7178864), (40, 6281506), (44, 5710460), (49, 5127760), (55, 4568368), (56, 4486790), (70, 3589432), (77, 3263120), (80, 3140753), (88, 2855230), (98, 2563880), (110, 2284184), (112, 2243395), (140, 1794716), (154, 1631560), (176, 1427615), (196, 1281940), (220, 1142092), (245, 1025552), (280, 897358), (308, 815780), (385, 652624), (392, 640970), (440, 571046), (490, 512776), (539, 466160), (560, 448679), (616, 407890), (770, 326312), (784, 320485), (880, 285523), (980, 256388), (1078, 233080), (1232, 203945), (1540, 163156), (1960, 128194), (2156, 116540), (2695, 93232), (3080, 81578), (3920, 64097), (4312, 58270), (5390, 46616), (5827, 43120), (6160, 40789), (8624, 29135), (10780, 23308), (11654, 21560)]