77815640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14627}}^1$

素因数の和:14664

約数の個数: 64

約数和(自身を含む): 210643200

約数和(自身を除く): 132827560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 14627, 29254, 58508, 73135, 102389, 117016, 146270, 204778, 277913, 292540, 409556, 511945, 555826, 585080, 819112, 1023890, 1111652, 1389565, 1945391, 2047780, 2223304, 2779130, 3890782, 4095560, 5558260, 7781564, 9726955, 11116520, 15563128, 19453910, 38907820, 77815640]

約数ペア:

[(1, 77815640), (2, 38907820), (4, 19453910), (5, 15563128), (7, 11116520), (8, 9726955), (10, 7781564), (14, 5558260), (19, 4095560), (20, 3890782), (28, 2779130), (35, 2223304), (38, 2047780), (40, 1945391), (56, 1389565), (70, 1111652), (76, 1023890), (95, 819112), (133, 585080), (140, 555826), (152, 511945), (190, 409556), (266, 292540), (280, 277913), (380, 204778), (532, 146270), (665, 117016), (760, 102389), (1064, 73135), (1330, 58508), (2660, 29254), (5320, 14627)]