1268288060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{16879}}^1$

素因数の和:16935

約数の個数: 72

約数和(自身を含む): 3047110080

約数和(自身を除く): 1778822020

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 289, 340, 442, 578, 884, 1105, 1156, 1445, 2210, 2890, 3757, 4420, 5780, 7514, 15028, 16879, 18785, 33758, 37570, 67516, 75140, 84395, 168790, 219427, 286943, 337580, 438854, 573886, 877708, 1097135, 1147772, 1434715, 2194270, 2869430, 3730259, 4388540, 4878031, 5738860, 7460518, 9756062, 14921036, 18651295, 19512124, 24390155, 37302590, 48780310, 63414403, 74605180, 97560620, 126828806, 253657612, 317072015, 634144030, 1268288060]

約数ペア:

[(1, 1268288060), (2, 634144030), (4, 317072015), (5, 253657612), (10, 126828806), (13, 97560620), (17, 74605180), (20, 63414403), (26, 48780310), (34, 37302590), (52, 24390155), (65, 19512124), (68, 18651295), (85, 14921036), (130, 9756062), (170, 7460518), (221, 5738860), (260, 4878031), (289, 4388540), (340, 3730259), (442, 2869430), (578, 2194270), (884, 1434715), (1105, 1147772), (1156, 1097135), (1445, 877708), (2210, 573886), (2890, 438854), (3757, 337580), (4420, 286943), (5780, 219427), (7514, 168790), (15028, 84395), (16879, 75140), (18785, 67516), (33758, 37570)]