154324840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{809}}^1$

素因数の和:1090

約数の個数: 64

約数和(自身を含む): 367416000

約数和(自身を除く): 213091160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 251, 380, 502, 760, 809, 1004, 1255, 1618, 2008, 2510, 3236, 4045, 4769, 5020, 6472, 8090, 9538, 10040, 15371, 16180, 19076, 23845, 30742, 32360, 38152, 47690, 61484, 76855, 95380, 122968, 153710, 190760, 203059, 307420, 406118, 614840, 812236, 1015295, 1624472, 2030590, 3858121, 4061180, 7716242, 8122360, 15432484, 19290605, 30864968, 38581210, 77162420, 154324840]

約数ペア:

[(1, 154324840), (2, 77162420), (4, 38581210), (5, 30864968), (8, 19290605), (10, 15432484), (19, 8122360), (20, 7716242), (38, 4061180), (40, 3858121), (76, 2030590), (95, 1624472), (152, 1015295), (190, 812236), (251, 614840), (380, 406118), (502, 307420), (760, 203059), (809, 190760), (1004, 153710), (1255, 122968), (1618, 95380), (2008, 76855), (2510, 61484), (3236, 47690), (4045, 38152), (4769, 32360), (5020, 30742), (6472, 23845), (8090, 19076), (9538, 16180), (10040, 15371)]