209894688

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31687}}^1$

素因数の和:31726

約数の個数: 72

約数和(自身を含む): 622859328

約数和(自身を除く): 412964640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 31687, 63374, 95061, 126748, 190122, 253496, 285183, 380244, 506992, 570366, 728801, 760488, 1013984, 1140732, 1457602, 1520976, 2186403, 2281464, 2915204, 3041952, 4372806, 4562928, 5830408, 6559209, 8745612, 9125856, 11660816, 13118418, 17491224, 23321632, 26236836, 34982448, 52473672, 69964896, 104947344, 209894688]

約数ペア:

[(1, 209894688), (2, 104947344), (3, 69964896), (4, 52473672), (6, 34982448), (8, 26236836), (9, 23321632), (12, 17491224), (16, 13118418), (18, 11660816), (23, 9125856), (24, 8745612), (32, 6559209), (36, 5830408), (46, 4562928), (48, 4372806), (69, 3041952), (72, 2915204), (92, 2281464), (96, 2186403), (138, 1520976), (144, 1457602), (184, 1140732), (207, 1013984), (276, 760488), (288, 728801), (368, 570366), (414, 506992), (552, 380244), (736, 285183), (828, 253496), (1104, 190122), (1656, 126748), (2208, 95061), (3312, 63374), (6624, 31687)]