164747940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1759}}^1$

素因数の和:2001

約数の個数: 96

約数和(自身を含む): 529858560

約数和(自身を除く): 365110620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 892, 1115, 1338, 1561, 1759, 2230, 2676, 3122, 3345, 3518, 4460, 4683, 5277, 6244, 6690, 7036, 7805, 8795, 9366, 10554, 12313, 13380, 15610, 17590, 18732, 21108, 23415, 24626, 26385, 31220, 35180, 36939, 46830, 49252, 52770, 61565, 73878, 93660, 105540, 123130, 147756, 184695, 246260, 369390, 392257, 738780, 784514, 1176771, 1569028, 1961285, 2353542, 2745799, 3922570, 4707084, 5491598, 5883855, 7845140, 8237397, 10983196, 11767710, 13728995, 16474794, 23535420, 27457990, 32949588, 41186985, 54915980, 82373970, 164747940]

約数ペア:

[(1, 164747940), (2, 82373970), (3, 54915980), (4, 41186985), (5, 32949588), (6, 27457990), (7, 23535420), (10, 16474794), (12, 13728995), (14, 11767710), (15, 10983196), (20, 8237397), (21, 7845140), (28, 5883855), (30, 5491598), (35, 4707084), (42, 3922570), (60, 2745799), (70, 2353542), (84, 1961285), (105, 1569028), (140, 1176771), (210, 784514), (223, 738780), (420, 392257), (446, 369390), (669, 246260), (892, 184695), (1115, 147756), (1338, 123130), (1561, 105540), (1759, 93660), (2230, 73878), (2676, 61565), (3122, 52770), (3345, 49252), (3518, 46830), (4460, 36939), (4683, 35180), (5277, 31220), (6244, 26385), (6690, 24626), (7036, 23415), (7805, 21108), (8795, 18732), (9366, 17590), (10554, 15610), (12313, 13380)]