30340568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 63590400

約数和(自身を除く): 33249832

約数列:

[1, 2, 4, 8, 19, 31, 38, 47, 62, 76, 94, 124, 137, 152, 188, 248, 274, 376, 548, 589, 893, 1096, 1178, 1457, 1786, 2356, 2603, 2914, 3572, 4247, 4712, 5206, 5828, 6439, 7144, 8494, 10412, 11656, 12878, 16988, 20824, 25756, 27683, 33976, 51512, 55366, 80693, 110732, 122341, 161386, 199609, 221464, 244682, 322772, 399218, 489364, 645544, 798436, 978728, 1596872, 3792571, 7585142, 15170284, 30340568]

約数ペア:

[(1, 30340568), (2, 15170284), (4, 7585142), (8, 3792571), (19, 1596872), (31, 978728), (38, 798436), (47, 645544), (62, 489364), (76, 399218), (94, 322772), (124, 244682), (137, 221464), (152, 199609), (188, 161386), (248, 122341), (274, 110732), (376, 80693), (548, 55366), (589, 51512), (893, 33976), (1096, 27683), (1178, 25756), (1457, 20824), (1786, 16988), (2356, 12878), (2603, 11656), (2914, 10412), (3572, 8494), (4247, 7144), (4712, 6439), (5206, 5828)]