278921136

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{14419}}^1$

素因数の和:14474

約数の個数: 80

約数和(自身を含む): 801059840

約数和(自身を除く): 522138704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 14419, 19344, 28838, 43257, 57676, 86514, 115352, 173028, 187447, 230704, 346056, 374894, 446989, 562341, 692112, 749788, 893978, 1124682, 1340967, 1499576, 1787956, 2249364, 2681934, 2999152, 3575912, 4498728, 5363868, 5810857, 7151824, 8997456, 10727736, 11621714, 17432571, 21455472, 23243428, 34865142, 46486856, 69730284, 92973712, 139460568, 278921136]

約数ペア:

[(1, 278921136), (2, 139460568), (3, 92973712), (4, 69730284), (6, 46486856), (8, 34865142), (12, 23243428), (13, 21455472), (16, 17432571), (24, 11621714), (26, 10727736), (31, 8997456), (39, 7151824), (48, 5810857), (52, 5363868), (62, 4498728), (78, 3575912), (93, 2999152), (104, 2681934), (124, 2249364), (156, 1787956), (186, 1499576), (208, 1340967), (248, 1124682), (312, 893978), (372, 749788), (403, 692112), (496, 562341), (624, 446989), (744, 374894), (806, 346056), (1209, 230704), (1488, 187447), (1612, 173028), (2418, 115352), (3224, 86514), (4836, 57676), (6448, 43257), (9672, 28838), (14419, 19344)]