678222735

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{587}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 1207084032

約数和(自身を除く): 528861297

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 197, 255, 345, 391, 587, 591, 985, 1173, 1761, 1955, 2935, 2955, 3349, 4531, 5865, 8805, 9979, 10047, 13501, 13593, 16745, 22655, 29937, 40503, 49895, 50235, 67505, 67965, 77027, 115639, 149685, 202515, 229517, 231081, 346917, 385135, 578195, 688551, 1147585, 1155405, 1734585, 1965863, 2659697, 3442755, 5897589, 7979091, 9829315, 13298485, 29487945, 39895455, 45214849, 135644547, 226074245, 678222735]

約数ペア:

[(1, 678222735), (3, 226074245), (5, 135644547), (15, 45214849), (17, 39895455), (23, 29487945), (51, 13298485), (69, 9829315), (85, 7979091), (115, 5897589), (197, 3442755), (255, 2659697), (345, 1965863), (391, 1734585), (587, 1155405), (591, 1147585), (985, 688551), (1173, 578195), (1761, 385135), (1955, 346917), (2935, 231081), (2955, 229517), (3349, 202515), (4531, 149685), (5865, 115639), (8805, 77027), (9979, 67965), (10047, 67505), (13501, 50235), (13593, 49895), (16745, 40503), (22655, 29937)]