221637584

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{14879}}^1$

素因数の和:14920

約数の個数: 60

約数和(自身を含む): 525859200

約数和(自身を除く): 304221616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1862, 2128, 3724, 7448, 14879, 14896, 29758, 59516, 104153, 119032, 208306, 238064, 282701, 416612, 565402, 729071, 833224, 1130804, 1458142, 1666448, 1978907, 2261608, 2916284, 3957814, 4523216, 5832568, 7915628, 11665136, 13852349, 15831256, 27704698, 31662512, 55409396, 110818792, 221637584]

約数ペア:

[(1, 221637584), (2, 110818792), (4, 55409396), (7, 31662512), (8, 27704698), (14, 15831256), (16, 13852349), (19, 11665136), (28, 7915628), (38, 5832568), (49, 4523216), (56, 3957814), (76, 2916284), (98, 2261608), (112, 1978907), (133, 1666448), (152, 1458142), (196, 1130804), (266, 833224), (304, 729071), (392, 565402), (532, 416612), (784, 282701), (931, 238064), (1064, 208306), (1862, 119032), (2128, 104153), (3724, 59516), (7448, 29758), (14879, 14896)]