260696670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21563}}^1$

素因数の和:21617

約数の個数: 64

約数和(自身を含む): 695568384

約数和(自身を除く): 434871714

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 21563, 43126, 64689, 107815, 129378, 215630, 280319, 323445, 560638, 646890, 668453, 840957, 1336906, 1401595, 1681914, 2005359, 2803190, 3342265, 4010718, 4204785, 6684530, 8409570, 8689889, 10026795, 17379778, 20053590, 26069667, 43449445, 52139334, 86898890, 130348335, 260696670]

約数ペア:

[(1, 260696670), (2, 130348335), (3, 86898890), (5, 52139334), (6, 43449445), (10, 26069667), (13, 20053590), (15, 17379778), (26, 10026795), (30, 8689889), (31, 8409570), (39, 6684530), (62, 4204785), (65, 4010718), (78, 3342265), (93, 2803190), (130, 2005359), (155, 1681914), (186, 1401595), (195, 1336906), (310, 840957), (390, 668453), (403, 646890), (465, 560638), (806, 323445), (930, 280319), (1209, 215630), (2015, 129378), (2418, 107815), (4030, 64689), (6045, 43126), (12090, 21563)]