67644560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{233}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 167132160

約数和(自身を除く): 99487600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 191, 233, 304, 380, 382, 466, 760, 764, 932, 955, 1165, 1520, 1528, 1864, 1910, 2330, 3056, 3629, 3728, 3820, 4427, 4660, 7258, 7640, 8854, 9320, 14516, 15280, 17708, 18145, 18640, 22135, 29032, 35416, 36290, 44270, 44503, 58064, 70832, 72580, 88540, 89006, 145160, 177080, 178012, 222515, 290320, 354160, 356024, 445030, 712048, 845557, 890060, 1691114, 1780120, 3382228, 3560240, 4227785, 6764456, 8455570, 13528912, 16911140, 33822280, 67644560]

約数ペア:

[(1, 67644560), (2, 33822280), (4, 16911140), (5, 13528912), (8, 8455570), (10, 6764456), (16, 4227785), (19, 3560240), (20, 3382228), (38, 1780120), (40, 1691114), (76, 890060), (80, 845557), (95, 712048), (152, 445030), (190, 356024), (191, 354160), (233, 290320), (304, 222515), (380, 178012), (382, 177080), (466, 145160), (760, 89006), (764, 88540), (932, 72580), (955, 70832), (1165, 58064), (1520, 44503), (1528, 44270), (1864, 36290), (1910, 35416), (2330, 29032), (3056, 22135), (3629, 18640), (3728, 18145), (3820, 17708), (4427, 15280), (4660, 14516), (7258, 9320), (7640, 8854)]