210388904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 441262080

約数和(自身を除く): 230873176

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 151, 223, 284, 302, 446, 568, 604, 781, 892, 1208, 1562, 1661, 1784, 2453, 3124, 3322, 4906, 6248, 6644, 9812, 10721, 13288, 15833, 19624, 21442, 31666, 33673, 42884, 63332, 67346, 85768, 117931, 126664, 134692, 174163, 235862, 269384, 348326, 370403, 471724, 696652, 740806, 943448, 1393304, 1481612, 2390783, 2963224, 4781566, 9563132, 19126264, 26298613, 52597226, 105194452, 210388904]

約数ペア:

[(1, 210388904), (2, 105194452), (4, 52597226), (8, 26298613), (11, 19126264), (22, 9563132), (44, 4781566), (71, 2963224), (88, 2390783), (142, 1481612), (151, 1393304), (223, 943448), (284, 740806), (302, 696652), (446, 471724), (568, 370403), (604, 348326), (781, 269384), (892, 235862), (1208, 174163), (1562, 134692), (1661, 126664), (1784, 117931), (2453, 85768), (3124, 67346), (3322, 63332), (4906, 42884), (6248, 33673), (6644, 31666), (9812, 21442), (10721, 19624), (13288, 15833)]