71703940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:589

約数の個数: 96

約数和(自身を含む): 190003968

約数和(自身を除く): 118300028

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 101, 110, 140, 154, 202, 220, 308, 385, 404, 461, 505, 707, 770, 922, 1010, 1111, 1414, 1540, 1844, 2020, 2222, 2305, 2828, 3227, 3535, 4444, 4610, 5071, 5555, 6454, 7070, 7777, 9220, 10142, 11110, 12908, 14140, 15554, 16135, 20284, 22220, 25355, 31108, 32270, 35497, 38885, 46561, 50710, 64540, 70994, 77770, 93122, 101420, 141988, 155540, 177485, 186244, 232805, 325927, 354970, 465610, 512171, 651854, 709940, 931220, 1024342, 1303708, 1629635, 2048684, 2560855, 3259270, 3585197, 5121710, 6518540, 7170394, 10243420, 14340788, 17925985, 35851970, 71703940]

約数ペア:

[(1, 71703940), (2, 35851970), (4, 17925985), (5, 14340788), (7, 10243420), (10, 7170394), (11, 6518540), (14, 5121710), (20, 3585197), (22, 3259270), (28, 2560855), (35, 2048684), (44, 1629635), (55, 1303708), (70, 1024342), (77, 931220), (101, 709940), (110, 651854), (140, 512171), (154, 465610), (202, 354970), (220, 325927), (308, 232805), (385, 186244), (404, 177485), (461, 155540), (505, 141988), (707, 101420), (770, 93122), (922, 77770), (1010, 70994), (1111, 64540), (1414, 50710), (1540, 46561), (1844, 38885), (2020, 35497), (2222, 32270), (2305, 31108), (2828, 25355), (3227, 22220), (3535, 20284), (4444, 16135), (4610, 15554), (5071, 14140), (5555, 12908), (6454, 11110), (7070, 10142), (7777, 9220)]