68570240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5639}}^1$

素因数の和:5677

約数の個数: 64

約数和(自身を含む): 172584000

約数和(自身を除く): 104013760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5639, 6080, 11278, 12160, 22556, 28195, 45112, 56390, 90224, 107141, 112780, 180448, 214282, 225560, 360896, 428564, 451120, 535705, 721792, 857128, 902240, 1071410, 1714256, 1804480, 2142820, 3428512, 3608960, 4285640, 6857024, 8571280, 13714048, 17142560, 34285120, 68570240]

約数ペア:

[(1, 68570240), (2, 34285120), (4, 17142560), (5, 13714048), (8, 8571280), (10, 6857024), (16, 4285640), (19, 3608960), (20, 3428512), (32, 2142820), (38, 1804480), (40, 1714256), (64, 1071410), (76, 902240), (80, 857128), (95, 721792), (128, 535705), (152, 451120), (160, 428564), (190, 360896), (304, 225560), (320, 214282), (380, 180448), (608, 112780), (640, 107141), (760, 90224), (1216, 56390), (1520, 45112), (2432, 28195), (3040, 22556), (5639, 12160), (6080, 11278)]