38767920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1170

約数の個数: 80

約数和(自身を含む): 121039872

約数和(自身を除く): 82271952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 489, 652, 815, 978, 991, 1304, 1630, 1956, 1982, 2445, 2608, 2973, 3260, 3912, 3964, 4890, 4955, 5946, 6520, 7824, 7928, 9780, 9910, 11892, 13040, 14865, 15856, 19560, 19820, 23784, 29730, 39120, 39640, 47568, 59460, 79280, 118920, 161533, 237840, 323066, 484599, 646132, 807665, 969198, 1292264, 1615330, 1938396, 2422995, 2584528, 3230660, 3876792, 4845990, 6461320, 7753584, 9691980, 12922640, 19383960, 38767920]

約数ペア:

[(1, 38767920), (2, 19383960), (3, 12922640), (4, 9691980), (5, 7753584), (6, 6461320), (8, 4845990), (10, 3876792), (12, 3230660), (15, 2584528), (16, 2422995), (20, 1938396), (24, 1615330), (30, 1292264), (40, 969198), (48, 807665), (60, 646132), (80, 484599), (120, 323066), (163, 237840), (240, 161533), (326, 118920), (489, 79280), (652, 59460), (815, 47568), (978, 39640), (991, 39120), (1304, 29730), (1630, 23784), (1956, 19820), (1982, 19560), (2445, 15856), (2608, 14865), (2973, 13040), (3260, 11892), (3912, 9910), (3964, 9780), (4890, 7928), (4955, 7824), (5946, 6520)]