268546850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 622085184

約数和(自身を除く): 353538334

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 25, 26, 46, 50, 55, 65, 71, 110, 115, 130, 142, 143, 230, 253, 275, 286, 299, 325, 355, 506, 529, 550, 575, 598, 650, 710, 715, 781, 923, 1058, 1150, 1265, 1430, 1495, 1562, 1633, 1775, 1846, 2530, 2645, 2990, 3266, 3289, 3550, 3575, 3905, 4615, 5290, 5819, 6325, 6578, 6877, 7150, 7475, 7810, 8165, 9230, 10153, 11638, 12650, 13225, 13754, 14950, 16330, 16445, 17963, 19525, 20306, 21229, 23075, 26450, 29095, 32890, 34385, 35926, 37559, 39050, 40825, 42458, 46150, 50765, 58190, 68770, 75118, 75647, 81650, 82225, 89815, 101530, 106145, 145475, 151294, 164450, 171925, 179630, 187795, 212290, 233519, 253825, 290950, 343850, 375590, 378235, 413149, 449075, 467038, 488267, 507650, 530725, 756470, 826298, 898150, 938975, 976534, 1061450, 1167595, 1877950, 1891175, 2065745, 2335190, 2441335, 3782350, 4131490, 4882670, 5370937, 5837975, 10328725, 10741874, 11675950, 12206675, 20657450, 24413350, 26854685, 53709370, 134273425, 268546850]

約数ペア:

[(1, 268546850), (2, 134273425), (5, 53709370), (10, 26854685), (11, 24413350), (13, 20657450), (22, 12206675), (23, 11675950), (25, 10741874), (26, 10328725), (46, 5837975), (50, 5370937), (55, 4882670), (65, 4131490), (71, 3782350), (110, 2441335), (115, 2335190), (130, 2065745), (142, 1891175), (143, 1877950), (230, 1167595), (253, 1061450), (275, 976534), (286, 938975), (299, 898150), (325, 826298), (355, 756470), (506, 530725), (529, 507650), (550, 488267), (575, 467038), (598, 449075), (650, 413149), (710, 378235), (715, 375590), (781, 343850), (923, 290950), (1058, 253825), (1150, 233519), (1265, 212290), (1430, 187795), (1495, 179630), (1562, 171925), (1633, 164450), (1775, 151294), (1846, 145475), (2530, 106145), (2645, 101530), (2990, 89815), (3266, 82225), (3289, 81650), (3550, 75647), (3575, 75118), (3905, 68770), (4615, 58190), (5290, 50765), (5819, 46150), (6325, 42458), (6578, 40825), (6877, 39050), (7150, 37559), (7475, 35926), (7810, 34385), (8165, 32890), (9230, 29095), (10153, 26450), (11638, 23075), (12650, 21229), (13225, 20306), (13754, 19525), (14950, 17963), (16330, 16445)]