15438921568

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{317621}}^1$

素因数の和:317676

約数の個数: 72

約数和(自身を含む): 36498579264

約数和(自身を除く): 21059657696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 6076, 6944, 12152, 24304, 48608, 317621, 635242, 1270484, 2223347, 2540968, 4446694, 5081936, 8893388, 9846251, 10163872, 15563429, 17786776, 19692502, 31126858, 35573552, 39385004, 62253716, 68923757, 71147104, 78770008, 124507432, 137847514, 157540016, 249014864, 275695028, 315080032, 482466299, 498029728, 551390056, 964932598, 1102780112, 1929865196, 2205560224, 3859730392, 7719460784, 15438921568]

約数ペア:

[(1, 15438921568), (2, 7719460784), (4, 3859730392), (7, 2205560224), (8, 1929865196), (14, 1102780112), (16, 964932598), (28, 551390056), (31, 498029728), (32, 482466299), (49, 315080032), (56, 275695028), (62, 249014864), (98, 157540016), (112, 137847514), (124, 124507432), (196, 78770008), (217, 71147104), (224, 68923757), (248, 62253716), (392, 39385004), (434, 35573552), (496, 31126858), (784, 19692502), (868, 17786776), (992, 15563429), (1519, 10163872), (1568, 9846251), (1736, 8893388), (3038, 5081936), (3472, 4446694), (6076, 2540968), (6944, 2223347), (12152, 1270484), (24304, 635242), (48608, 317621)]