168990560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55589}}^1$

素因数の和:55623

約数の個数: 48

約数和(自身を含む): 420260400

約数和(自身を除く): 251269840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 55589, 111178, 222356, 277945, 444712, 555890, 889424, 1056191, 1111780, 1778848, 2112382, 2223560, 4224764, 4447120, 5280955, 8449528, 8894240, 10561910, 16899056, 21123820, 33798112, 42247640, 84495280, 168990560]

約数ペア:

[(1, 168990560), (2, 84495280), (4, 42247640), (5, 33798112), (8, 21123820), (10, 16899056), (16, 10561910), (19, 8894240), (20, 8449528), (32, 5280955), (38, 4447120), (40, 4224764), (76, 2223560), (80, 2112382), (95, 1778848), (152, 1111780), (160, 1056191), (190, 889424), (304, 555890), (380, 444712), (608, 277945), (760, 222356), (1520, 111178), (3040, 55589)]