81944940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17737}}^1$

素因数の和:17767

約数の個数: 96

約数和(自身を含む): 286078464

約数和(自身を除く): 204133524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 17737, 35474, 53211, 70948, 88685, 106422, 124159, 177370, 195107, 212844, 248318, 266055, 354740, 372477, 390214, 496636, 532110, 585321, 620795, 744954, 780428, 975535, 1064220, 1170642, 1241590, 1365749, 1489908, 1862385, 1951070, 2341284, 2483180, 2731498, 2926605, 3724770, 3902140, 4097247, 5462996, 5853210, 6828745, 7449540, 8194494, 11706420, 13657490, 16388988, 20486235, 27314980, 40972470, 81944940]

約数ペア:

[(1, 81944940), (2, 40972470), (3, 27314980), (4, 20486235), (5, 16388988), (6, 13657490), (7, 11706420), (10, 8194494), (11, 7449540), (12, 6828745), (14, 5853210), (15, 5462996), (20, 4097247), (21, 3902140), (22, 3724770), (28, 2926605), (30, 2731498), (33, 2483180), (35, 2341284), (42, 1951070), (44, 1862385), (55, 1489908), (60, 1365749), (66, 1241590), (70, 1170642), (77, 1064220), (84, 975535), (105, 780428), (110, 744954), (132, 620795), (140, 585321), (154, 532110), (165, 496636), (210, 390214), (220, 372477), (231, 354740), (308, 266055), (330, 248318), (385, 212844), (420, 195107), (462, 177370), (660, 124159), (770, 106422), (924, 88685), (1155, 70948), (1540, 53211), (2310, 35474), (4620, 17737)]