613656160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:397

約数の個数: 144

約数和(自身を含む): 1618526448

約数和(自身を除く): 1004870288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 307, 310, 403, 416, 496, 520, 614, 620, 806, 961, 992, 1040, 1228, 1240, 1535, 1612, 1922, 2015, 2080, 2456, 2480, 3070, 3224, 3844, 3991, 4030, 4805, 4912, 4960, 6140, 6448, 7688, 7982, 8060, 9517, 9610, 9824, 12280, 12493, 12896, 15376, 15964, 16120, 19034, 19220, 19955, 24560, 24986, 30752, 31928, 32240, 38068, 38440, 39910, 47585, 49120, 49972, 62465, 63856, 64480, 76136, 76880, 79820, 95170, 99944, 123721, 124930, 127712, 152272, 153760, 159640, 190340, 199888, 247442, 249860, 295027, 304544, 319280, 380680, 399776, 494884, 499720, 590054, 618605, 638560, 761360, 989768, 999440, 1180108, 1237210, 1475135, 1522720, 1979536, 1998880, 2360216, 2474420, 2950270, 3835351, 3959072, 4720432, 4948840, 5900540, 7670702, 9440864, 9897680, 11801080, 15341404, 19176755, 19795360, 23602160, 30682808, 38353510, 47204320, 61365616, 76707020, 122731232, 153414040, 306828080, 613656160]

約数ペア:

[(1, 613656160), (2, 306828080), (4, 153414040), (5, 122731232), (8, 76707020), (10, 61365616), (13, 47204320), (16, 38353510), (20, 30682808), (26, 23602160), (31, 19795360), (32, 19176755), (40, 15341404), (52, 11801080), (62, 9897680), (65, 9440864), (80, 7670702), (104, 5900540), (124, 4948840), (130, 4720432), (155, 3959072), (160, 3835351), (208, 2950270), (248, 2474420), (260, 2360216), (307, 1998880), (310, 1979536), (403, 1522720), (416, 1475135), (496, 1237210), (520, 1180108), (614, 999440), (620, 989768), (806, 761360), (961, 638560), (992, 618605), (1040, 590054), (1228, 499720), (1240, 494884), (1535, 399776), (1612, 380680), (1922, 319280), (2015, 304544), (2080, 295027), (2456, 249860), (2480, 247442), (3070, 199888), (3224, 190340), (3844, 159640), (3991, 153760), (4030, 152272), (4805, 127712), (4912, 124930), (4960, 123721), (6140, 99944), (6448, 95170), (7688, 79820), (7982, 76880), (8060, 76136), (9517, 64480), (9610, 63856), (9824, 62465), (12280, 49972), (12493, 49120), (12896, 47585), (15376, 39910), (15964, 38440), (16120, 38068), (19034, 32240), (19220, 31928), (19955, 30752), (24560, 24986)]