140676844

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 317157120

約数和(自身を除く): 176480276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 71, 77, 98, 142, 154, 196, 284, 308, 497, 539, 781, 919, 994, 1078, 1562, 1838, 1988, 2156, 3124, 3479, 3676, 5467, 6433, 6958, 10109, 10934, 12866, 13916, 20218, 21868, 25732, 38269, 40436, 45031, 65249, 70763, 76538, 90062, 130498, 141526, 153076, 180124, 260996, 283052, 456743, 495341, 717739, 913486, 990682, 1435478, 1826972, 1981364, 2870956, 3197201, 5024173, 6394402, 10048346, 12788804, 20096692, 35169211, 70338422, 140676844]

約数ペア:

[(1, 140676844), (2, 70338422), (4, 35169211), (7, 20096692), (11, 12788804), (14, 10048346), (22, 6394402), (28, 5024173), (44, 3197201), (49, 2870956), (71, 1981364), (77, 1826972), (98, 1435478), (142, 990682), (154, 913486), (196, 717739), (284, 495341), (308, 456743), (497, 283052), (539, 260996), (781, 180124), (919, 153076), (994, 141526), (1078, 130498), (1562, 90062), (1838, 76538), (1988, 70763), (2156, 65249), (3124, 45031), (3479, 40436), (3676, 38269), (5467, 25732), (6433, 21868), (6958, 20218), (10109, 13916), (10934, 12866)]