397316240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{4177}}^1$

素因数の和:4260

約数の個数: 80

約数和(自身を含む): 979156080

約数和(自身を除く): 581839840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 1160, 1189, 1640, 2320, 2378, 3280, 4177, 4756, 5945, 8354, 9512, 11890, 16708, 19024, 20885, 23780, 33416, 41770, 47560, 66832, 83540, 95120, 121133, 167080, 171257, 242266, 334160, 342514, 484532, 605665, 685028, 856285, 969064, 1211330, 1370056, 1712570, 1938128, 2422660, 2740112, 3425140, 4845320, 4966453, 6850280, 9690640, 9932906, 13700560, 19865812, 24832265, 39731624, 49664530, 79463248, 99329060, 198658120, 397316240]

約数ペア:

[(1, 397316240), (2, 198658120), (4, 99329060), (5, 79463248), (8, 49664530), (10, 39731624), (16, 24832265), (20, 19865812), (29, 13700560), (40, 9932906), (41, 9690640), (58, 6850280), (80, 4966453), (82, 4845320), (116, 3425140), (145, 2740112), (164, 2422660), (205, 1938128), (232, 1712570), (290, 1370056), (328, 1211330), (410, 969064), (464, 856285), (580, 685028), (656, 605665), (820, 484532), (1160, 342514), (1189, 334160), (1640, 242266), (2320, 171257), (2378, 167080), (3280, 121133), (4177, 95120), (4756, 83540), (5945, 66832), (8354, 47560), (9512, 41770), (11890, 33416), (16708, 23780), (19024, 20885)]