338393640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216919}}^1$

素因数の和:216946

約数の個数: 64

約数和(自身を含む): 1093276800

約数和(自身を除く): 754883160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 216919, 433838, 650757, 867676, 1084595, 1301514, 1735352, 2169190, 2603028, 2819947, 3253785, 4338380, 5206056, 5639894, 6507570, 8459841, 8676760, 11279788, 13015140, 14099735, 16919682, 22559576, 26030280, 28199470, 33839364, 42299205, 56398940, 67678728, 84598410, 112797880, 169196820, 338393640]

約数ペア:

[(1, 338393640), (2, 169196820), (3, 112797880), (4, 84598410), (5, 67678728), (6, 56398940), (8, 42299205), (10, 33839364), (12, 28199470), (13, 26030280), (15, 22559576), (20, 16919682), (24, 14099735), (26, 13015140), (30, 11279788), (39, 8676760), (40, 8459841), (52, 6507570), (60, 5639894), (65, 5206056), (78, 4338380), (104, 3253785), (120, 2819947), (130, 2603028), (156, 2169190), (195, 1735352), (260, 1301514), (312, 1084595), (390, 867676), (520, 650757), (780, 433838), (1560, 216919)]