258331370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 540546048

約数和(自身を除く): 282214678

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 71, 97, 110, 121, 142, 155, 194, 242, 310, 341, 355, 485, 605, 682, 710, 781, 970, 1067, 1210, 1562, 1705, 2134, 2201, 3007, 3410, 3751, 3905, 4402, 5335, 6014, 6887, 7502, 7810, 8591, 10670, 11005, 11737, 13774, 15035, 17182, 18755, 22010, 23474, 24211, 30070, 33077, 34435, 37510, 42955, 48422, 58685, 66154, 68870, 75757, 85910, 117370, 121055, 151514, 165385, 213497, 242110, 266321, 330770, 363847, 378785, 426994, 532642, 727694, 757570, 833327, 1067485, 1331605, 1666654, 1819235, 2134970, 2348467, 2663210, 3638470, 4166635, 4696934, 8333270, 11742335, 23484670, 25833137, 51666274, 129165685, 258331370]

約数ペア:

[(1, 258331370), (2, 129165685), (5, 51666274), (10, 25833137), (11, 23484670), (22, 11742335), (31, 8333270), (55, 4696934), (62, 4166635), (71, 3638470), (97, 2663210), (110, 2348467), (121, 2134970), (142, 1819235), (155, 1666654), (194, 1331605), (242, 1067485), (310, 833327), (341, 757570), (355, 727694), (485, 532642), (605, 426994), (682, 378785), (710, 363847), (781, 330770), (970, 266321), (1067, 242110), (1210, 213497), (1562, 165385), (1705, 151514), (2134, 121055), (2201, 117370), (3007, 85910), (3410, 75757), (3751, 68870), (3905, 66154), (4402, 58685), (5335, 48422), (6014, 42955), (6887, 37510), (7502, 34435), (7810, 33077), (8591, 30070), (10670, 24211), (11005, 23474), (11737, 22010), (13774, 18755), (15035, 17182)]