261170560

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:724

約数の個数: 128

約数和(自身を含む): 722111040

約数和(自身を除く): 460940480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 97, 112, 128, 140, 160, 194, 224, 280, 320, 388, 448, 485, 560, 601, 640, 679, 776, 896, 970, 1120, 1202, 1358, 1552, 1940, 2240, 2404, 2716, 3005, 3104, 3395, 3880, 4207, 4480, 4808, 5432, 6010, 6208, 6790, 7760, 8414, 9616, 10864, 12020, 12416, 13580, 15520, 16828, 19232, 21035, 21728, 24040, 27160, 31040, 33656, 38464, 42070, 43456, 48080, 54320, 58297, 62080, 67312, 76928, 84140, 86912, 96160, 108640, 116594, 134624, 168280, 192320, 217280, 233188, 269248, 291485, 336560, 384640, 408079, 434560, 466376, 538496, 582970, 673120, 816158, 932752, 1165940, 1346240, 1632316, 1865504, 2040395, 2331880, 2692480, 3264632, 3731008, 4080790, 4663760, 6529264, 7462016, 8161580, 9327520, 13058528, 16323160, 18655040, 26117056, 32646320, 37310080, 52234112, 65292640, 130585280, 261170560]

約数ペア:

[(1, 261170560), (2, 130585280), (4, 65292640), (5, 52234112), (7, 37310080), (8, 32646320), (10, 26117056), (14, 18655040), (16, 16323160), (20, 13058528), (28, 9327520), (32, 8161580), (35, 7462016), (40, 6529264), (56, 4663760), (64, 4080790), (70, 3731008), (80, 3264632), (97, 2692480), (112, 2331880), (128, 2040395), (140, 1865504), (160, 1632316), (194, 1346240), (224, 1165940), (280, 932752), (320, 816158), (388, 673120), (448, 582970), (485, 538496), (560, 466376), (601, 434560), (640, 408079), (679, 384640), (776, 336560), (896, 291485), (970, 269248), (1120, 233188), (1202, 217280), (1358, 192320), (1552, 168280), (1940, 134624), (2240, 116594), (2404, 108640), (2716, 96160), (3005, 86912), (3104, 84140), (3395, 76928), (3880, 67312), (4207, 62080), (4480, 58297), (4808, 54320), (5432, 48080), (6010, 43456), (6208, 42070), (6790, 38464), (7760, 33656), (8414, 31040), (9616, 27160), (10864, 24040), (12020, 21728), (12416, 21035), (13580, 19232), (15520, 16828)]