256281840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2011}}^1$

素因数の和:2092

約数の個数: 160

約数和(自身を含む): 898156800

約数和(自身を除く): 641874960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 59, 60, 72, 80, 90, 108, 118, 120, 135, 144, 177, 180, 216, 236, 240, 270, 295, 354, 360, 432, 472, 531, 540, 590, 708, 720, 885, 944, 1062, 1080, 1180, 1416, 1593, 1770, 2011, 2124, 2160, 2360, 2655, 2832, 3186, 3540, 4022, 4248, 4720, 5310, 6033, 6372, 7080, 7965, 8044, 8496, 10055, 10620, 12066, 12744, 14160, 15930, 16088, 18099, 20110, 21240, 24132, 25488, 30165, 31860, 32176, 36198, 40220, 42480, 48264, 54297, 60330, 63720, 72396, 80440, 90495, 96528, 108594, 118649, 120660, 127440, 144792, 160880, 180990, 217188, 237298, 241320, 271485, 289584, 355947, 361980, 434376, 474596, 482640, 542970, 593245, 711894, 723960, 868752, 949192, 1067841, 1085940, 1186490, 1423788, 1447920, 1779735, 1898384, 2135682, 2171880, 2372980, 2847576, 3203523, 3559470, 4271364, 4343760, 4745960, 5339205, 5695152, 6407046, 7118940, 8542728, 9491920, 10678410, 12814092, 14237880, 16017615, 17085456, 21356820, 25628184, 28475760, 32035230, 42713640, 51256368, 64070460, 85427280, 128140920, 256281840]

約数ペア:

[(1, 256281840), (2, 128140920), (3, 85427280), (4, 64070460), (5, 51256368), (6, 42713640), (8, 32035230), (9, 28475760), (10, 25628184), (12, 21356820), (15, 17085456), (16, 16017615), (18, 14237880), (20, 12814092), (24, 10678410), (27, 9491920), (30, 8542728), (36, 7118940), (40, 6407046), (45, 5695152), (48, 5339205), (54, 4745960), (59, 4343760), (60, 4271364), (72, 3559470), (80, 3203523), (90, 2847576), (108, 2372980), (118, 2171880), (120, 2135682), (135, 1898384), (144, 1779735), (177, 1447920), (180, 1423788), (216, 1186490), (236, 1085940), (240, 1067841), (270, 949192), (295, 868752), (354, 723960), (360, 711894), (432, 593245), (472, 542970), (531, 482640), (540, 474596), (590, 434376), (708, 361980), (720, 355947), (885, 289584), (944, 271485), (1062, 241320), (1080, 237298), (1180, 217188), (1416, 180990), (1593, 160880), (1770, 144792), (2011, 127440), (2124, 120660), (2160, 118649), (2360, 108594), (2655, 96528), (2832, 90495), (3186, 80440), (3540, 72396), (4022, 63720), (4248, 60330), (4720, 54297), (5310, 48264), (6033, 42480), (6372, 40220), (7080, 36198), (7965, 32176), (8044, 31860), (8496, 30165), (10055, 25488), (10620, 24132), (12066, 21240), (12744, 20110), (14160, 18099), (15930, 16088)]