8439720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1327}}^1$

素因数の和:1394

約数の個数: 64

約数和(自身を含む): 25816320

約数和(自身を除く): 17376600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1327, 1590, 2120, 2654, 3180, 3981, 5308, 6360, 6635, 7962, 10616, 13270, 15924, 19905, 26540, 31848, 39810, 53080, 70331, 79620, 140662, 159240, 210993, 281324, 351655, 421986, 562648, 703310, 843972, 1054965, 1406620, 1687944, 2109930, 2813240, 4219860, 8439720]

約数ペア:

[(1, 8439720), (2, 4219860), (3, 2813240), (4, 2109930), (5, 1687944), (6, 1406620), (8, 1054965), (10, 843972), (12, 703310), (15, 562648), (20, 421986), (24, 351655), (30, 281324), (40, 210993), (53, 159240), (60, 140662), (106, 79620), (120, 70331), (159, 53080), (212, 39810), (265, 31848), (318, 26540), (424, 19905), (530, 15924), (636, 13270), (795, 10616), (1060, 7962), (1272, 6635), (1327, 6360), (1590, 5308), (2120, 3981), (2654, 3180)]