306261340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2899

約数の個数: 96

約数和(自身を含む): 813431808

約数和(自身を除く): 507170468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1420, 1540, 1562, 1988, 2485, 2801, 3124, 3905, 4970, 5467, 5602, 7810, 9940, 10934, 11204, 14005, 15620, 19607, 21868, 27335, 28010, 30811, 39214, 54670, 56020, 61622, 78428, 98035, 109340, 123244, 154055, 196070, 198871, 215677, 308110, 392140, 397742, 431354, 616220, 795484, 862708, 994355, 1078385, 1392097, 1988710, 2156770, 2187581, 2784194, 3977420, 4313540, 4375162, 5568388, 6960485, 8750324, 10937905, 13920970, 15313067, 21875810, 27841940, 30626134, 43751620, 61252268, 76565335, 153130670, 306261340]

約数ペア:

[(1, 306261340), (2, 153130670), (4, 76565335), (5, 61252268), (7, 43751620), (10, 30626134), (11, 27841940), (14, 21875810), (20, 15313067), (22, 13920970), (28, 10937905), (35, 8750324), (44, 6960485), (55, 5568388), (70, 4375162), (71, 4313540), (77, 3977420), (110, 2784194), (140, 2187581), (142, 2156770), (154, 1988710), (220, 1392097), (284, 1078385), (308, 994355), (355, 862708), (385, 795484), (497, 616220), (710, 431354), (770, 397742), (781, 392140), (994, 308110), (1420, 215677), (1540, 198871), (1562, 196070), (1988, 154055), (2485, 123244), (2801, 109340), (3124, 98035), (3905, 78428), (4970, 61622), (5467, 56020), (5602, 54670), (7810, 39214), (9940, 30811), (10934, 28010), (11204, 27335), (14005, 21868), (15620, 19607)]