131009580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55987}}^1$

素因数の和:56015

約数の個数: 72

約数和(自身を含む): 427972272

約数和(自身を除く): 296962692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 55987, 111974, 167961, 223948, 279935, 335922, 503883, 559870, 671844, 727831, 839805, 1007766, 1119740, 1455662, 1679610, 2015532, 2183493, 2519415, 2911324, 3359220, 3639155, 4366986, 5038830, 6550479, 7278310, 8733972, 10077660, 10917465, 13100958, 14556620, 21834930, 26201916, 32752395, 43669860, 65504790, 131009580]

約数ペア:

[(1, 131009580), (2, 65504790), (3, 43669860), (4, 32752395), (5, 26201916), (6, 21834930), (9, 14556620), (10, 13100958), (12, 10917465), (13, 10077660), (15, 8733972), (18, 7278310), (20, 6550479), (26, 5038830), (30, 4366986), (36, 3639155), (39, 3359220), (45, 2911324), (52, 2519415), (60, 2183493), (65, 2015532), (78, 1679610), (90, 1455662), (117, 1119740), (130, 1007766), (156, 839805), (180, 727831), (195, 671844), (234, 559870), (260, 503883), (390, 335922), (468, 279935), (585, 223948), (780, 167961), (1170, 111974), (2340, 55987)]