179921898

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2309}}^1$

素因数の和:2373

約数の個数: 80

約数和(自身を含む): 446097960

約数和(自身を除く): 266176062

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 81, 111, 117, 162, 222, 234, 333, 351, 481, 666, 702, 962, 999, 1053, 1443, 1998, 2106, 2309, 2886, 2997, 4329, 4618, 5994, 6927, 8658, 12987, 13854, 20781, 25974, 30017, 38961, 41562, 60034, 62343, 77922, 85433, 90051, 124686, 170866, 180102, 187029, 256299, 270153, 374058, 512598, 540306, 768897, 810459, 1110629, 1537794, 1620918, 2221258, 2306691, 2431377, 3331887, 4613382, 4862754, 6663774, 6920073, 9995661, 13840146, 19991322, 29986983, 59973966, 89960949, 179921898]

約数ペア:

[(1, 179921898), (2, 89960949), (3, 59973966), (6, 29986983), (9, 19991322), (13, 13840146), (18, 9995661), (26, 6920073), (27, 6663774), (37, 4862754), (39, 4613382), (54, 3331887), (74, 2431377), (78, 2306691), (81, 2221258), (111, 1620918), (117, 1537794), (162, 1110629), (222, 810459), (234, 768897), (333, 540306), (351, 512598), (481, 374058), (666, 270153), (702, 256299), (962, 187029), (999, 180102), (1053, 170866), (1443, 124686), (1998, 90051), (2106, 85433), (2309, 77922), (2886, 62343), (2997, 60034), (4329, 41562), (4618, 38961), (5994, 30017), (6927, 25974), (8658, 20781), (12987, 13854)]