2019159075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 3639767040

約数和(自身を除く): 1620607965

約数列:

[1, 3, 5, 15, 23, 25, 29, 69, 75, 87, 115, 145, 181, 223, 345, 435, 543, 575, 667, 669, 725, 905, 1115, 1725, 2001, 2175, 2715, 3335, 3345, 4163, 4525, 5129, 5249, 5575, 6467, 10005, 12489, 13575, 15387, 15747, 16675, 16725, 19401, 20815, 25645, 26245, 32335, 40363, 50025, 62445, 76935, 78735, 97005, 104075, 120727, 121089, 128225, 131225, 148741, 161675, 201815, 312225, 362181, 384675, 393675, 446223, 485025, 603635, 605445, 743705, 928349, 1009075, 1170527, 1810905, 2231115, 2785047, 3018175, 3027225, 3511581, 3718525, 4641745, 5852635, 9054525, 11155575, 13925235, 17557905, 23208725, 26922121, 29263175, 69626175, 80766363, 87789525, 134610605, 403831815, 673053025, 2019159075]

約数ペア:

[(1, 2019159075), (3, 673053025), (5, 403831815), (15, 134610605), (23, 87789525), (25, 80766363), (29, 69626175), (69, 29263175), (75, 26922121), (87, 23208725), (115, 17557905), (145, 13925235), (181, 11155575), (223, 9054525), (345, 5852635), (435, 4641745), (543, 3718525), (575, 3511581), (667, 3027225), (669, 3018175), (725, 2785047), (905, 2231115), (1115, 1810905), (1725, 1170527), (2001, 1009075), (2175, 928349), (2715, 743705), (3335, 605445), (3345, 603635), (4163, 485025), (4525, 446223), (5129, 393675), (5249, 384675), (5575, 362181), (6467, 312225), (10005, 201815), (12489, 161675), (13575, 148741), (15387, 131225), (15747, 128225), (16675, 121089), (16725, 120727), (19401, 104075), (20815, 97005), (25645, 78735), (26245, 76935), (32335, 62445), (40363, 50025)]