70245980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 176504832

約数和(自身を除く): 106258852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 71, 74, 140, 142, 148, 185, 191, 259, 284, 355, 370, 382, 497, 518, 710, 740, 764, 955, 994, 1036, 1295, 1337, 1420, 1910, 1988, 2485, 2590, 2627, 2674, 3820, 4970, 5180, 5254, 5348, 6685, 7067, 9940, 10508, 13135, 13370, 13561, 14134, 18389, 26270, 26740, 27122, 28268, 35335, 36778, 49469, 52540, 54244, 67805, 70670, 73556, 91945, 94927, 98938, 135610, 141340, 183890, 189854, 197876, 247345, 271220, 367780, 379708, 474635, 494690, 501757, 949270, 989380, 1003514, 1898540, 2007028, 2508785, 3512299, 5017570, 7024598, 10035140, 14049196, 17561495, 35122990, 70245980]

約数ペア:

[(1, 70245980), (2, 35122990), (4, 17561495), (5, 14049196), (7, 10035140), (10, 7024598), (14, 5017570), (20, 3512299), (28, 2508785), (35, 2007028), (37, 1898540), (70, 1003514), (71, 989380), (74, 949270), (140, 501757), (142, 494690), (148, 474635), (185, 379708), (191, 367780), (259, 271220), (284, 247345), (355, 197876), (370, 189854), (382, 183890), (497, 141340), (518, 135610), (710, 98938), (740, 94927), (764, 91945), (955, 73556), (994, 70670), (1036, 67805), (1295, 54244), (1337, 52540), (1420, 49469), (1910, 36778), (1988, 35335), (2485, 28268), (2590, 27122), (2627, 26740), (2674, 26270), (3820, 18389), (4970, 14134), (5180, 13561), (5254, 13370), (5348, 13135), (6685, 10508), (7067, 9940)]